The square root of 1048576 is 1024.
It is a Jordan-Polya number, since it can be written as (2!)20.
1048576 is nontrivially palindromic in base 15.
It is an ABA number since it can be written as A⋅BA, here for A=16, B=2.
It is a Duffinian number.
It is a nialpdrome in base 2, base 4, base 8 and base 16.
In principle, a polygon with 1048576 sides can be constructed with ruler and compass.
It is an impolite number, since it cannot be written as a nontrivial sum of consecutive naturals.
21048576 is an apocalyptic number.
1048576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
1048576 is the 1024-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1048576
1048576 is an frugal number, since it uses more digits than its factorization.
1048576 is an odious number, because the sum of its binary digits is odd.
The cubic root of 1048576 is about 101.5936673260.
The spelling of 1048576 in words is "one million, forty-eight thousand, five hundred seventy-six".