252446404 has 12 divisors (see below), whose sum is σ = 504892864. Its totient is φ = 108191304.

The previous prime is 252446399. The next prime is 252446429. The reversal of 252446404 is 404644252.

It is a happy number.

252446404 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4507944 + ... + 4507999.

Almost surely, 2^252446404 is an apocalyptic number.

It is an amenable number.

252446404 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.

252446404 is a wasteful number, since it uses less digits than its factorization.

252446404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9015954 (or 9015952 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 252446404 is about 15888.5620494745. The cubic root of 252446404 is about 632.0087090879.

The spelling of 252446404 in words is "two hundred fifty-two million, four hundred forty-six thousand, four hundred four".