Rohit Sharma, who led India to their seventh Asia Cup triumph last week, has gained two spots in the rankings for one-day international batsmen.
India secure the title for the seventh Asia Cup title, and this was also 700th ODI victory for India.
For the second consecutive Asia Cup, India and Bangladesh will meet in the final.
Mushfiqur Rahim (99) and Mustafizur Rahman picked four wickets lift Bangladesh into Asia Cup final.
Shahzad cracked a brilliant hundred while Afghanistani bowlers struck at regular intervals to ensure a tied game.
India play Afghanistan in their final Super Four match in Dubai on Tuesday.
Bangladesh beat Afghanistan means India into final. Winner of the Pakistan-Bangladesh match on Wednesday face India in final.
A double century opening stand between Rohit Sharma (111*) and Shikhar Dhawan (114) as India beat Pakistan by nine wickets.
India face Pakistan for the second time at Asia Cup 2018, on Sunday in high-profile clash in Dubai.
Shoaib Malik thwarts giant-killer Afghanistan in last-over finish as Pakistan win by three wickets in Abu Dhabi on Friday.