656204052 has 24 divisors (see below), whose sum is σ = 1749877696. Its totient is φ = 187486848.

The previous prime is 656204009. The next prime is 656204093. The reversal of 656204052 is 250402656.

It is a super-2 number, since 2×656204052² = 861207515722437408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3905893 + ... + 3906060.

Almost surely, 2^656204052 is an apocalyptic number.

It is an amenable number.

656204052 is an abundant number, since it is smaller than the sum of its proper divisors (1093673644).

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

656204052 is a wasteful number, since it uses less digits than its factorization.

656204052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7811967 (or 7811965 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 656204052 is about 25616.4800860696. The cubic root of 656204052 is about 868.9863792915.

The spelling of 656204052 in words is "six hundred fifty-six million, two hundred four thousand, fifty-two".