556961052 has 12 divisors (see below), whose sum is σ = 1299575816. Its totient is φ = 185653680.

The previous prime is 556961039. The next prime is 556961107. The reversal of 556961052 is 250169655.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×556961052² = 620411226889893408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 556961052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23206699 + ... + 23206722.

Almost surely, 2^556961052 is an apocalyptic number.

It is an amenable number.

556961052 is an abundant number, since it is smaller than the sum of its proper divisors (742614764).

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

556961052 is a wasteful number, since it uses less digits than its factorization.

556961052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46413428 (or 46413426 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 39.

The square root of 556961052 is about 23600.0222881251. The cubic root of 556961052 is about 822.7633581075.

The spelling of 556961052 in words is "five hundred fifty-six million, nine hundred sixty-one thousand, fifty-two".