202256404 has 12 divisors (see below), whose sum is σ = 404512864. Its totient is φ = 86681304.

The previous prime is 202256389. The next prime is 202256407. The reversal of 202256404 is 404652202.

202256404 is an admirable number.

It is a super-2 number, since 2×202256404² = 81815305918022432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202256407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3611694 + ... + 3611749.

Almost surely, 2^202256404 is an apocalyptic number.

It is an amenable number.

202256404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202256404 is a wasteful number, since it uses less digits than its factorization.

202256404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7223454 (or 7223452 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 202256404 is about 14221.6878041954. The cubic root of 202256404 is about 586.9945835216.

The spelling of 202256404 in words is "two hundred two million, two hundred fifty-six thousand, four hundred four".