556922328 has 32 divisors (see below), whose sum is σ = 1395340800. Its totient is φ = 185236128.

The previous prime is 556922287. The next prime is 556922371. The reversal of 556922328 is 823229655.

556922328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 556922328.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13948 + ... + 36171.

It is an arithmetic number, because the mean of its divisors is an integer number (43604400).

Almost surely, 2^556922328 is an apocalyptic number.

It is an amenable number.

556922328 is an abundant number, since it is smaller than the sum of its proper divisors (838418472).

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

556922328 is a wasteful number, since it uses less digits than its factorization.

556922328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50591 (or 50587 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The square root of 556922328 is about 23599.2018509101. The cubic root of 556922328 is about 822.7442894930.

The spelling of 556922328 in words is "five hundred fifty-six million, nine hundred twenty-two thousand, three hundred twenty-eight".