557477972 has 12 divisors (see below), whose sum is σ = 998274816. Its totient is φ = 272256600.

The previous prime is 557477969. The next prime is 557477983. The reversal of 557477972 is 279774755.

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, 1620404 + ... + 1620747.

It is an arithmetic number, because the mean of its divisors is an integer number (83189568).

Almost surely, 2^557477972 is an apocalyptic number.

It is an amenable number.

557477972 is a deficient number, since it is larger than the sum of its proper divisors (440796844).

557477972 is a wasteful number, since it uses less digits than its factorization.

557477972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3241198 (or 3241196 counting only the distinct ones).

The product of its digits is 4321800, while the sum is 53.

The square root of 557477972 is about 23610.9714327895. The cubic root of 557477972 is about 823.0178171495.

The spelling of 557477972 in words is "five hundred fifty-seven million, four hundred seventy-seven thousand, nine hundred seventy-two".