557537472 has 56 divisors (see below), whose sum is σ = 1639062000. Its totient is φ = 185845248.

The previous prime is 557537467. The next prime is 557537489. The reversal of 557537472 is 274735755.

557537472 is a `hidden beast` number, since 5 + 575 + 3 + 7 + 4 + 72 = 666.

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, 159597 + ... + 163052.

Almost surely, 2^557537472 is an apocalyptic number.

It is an amenable number.

557537472 is an abundant number, since it is smaller than the sum of its proper divisors (1081524528).

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

557537472 is a wasteful number, since it uses less digits than its factorization.

557537472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322670 (or 322654 counting only the distinct ones).

The product of its digits is 1029000, while the sum is 45.

The square root of 557537472 is about 23612.2314066248. The cubic root of 557537472 is about 823.0470965235.

It can be divided in two parts, 557537 and 472, that added together give a square (558009 = 747²).

The spelling of 557537472 in words is "five hundred fifty-seven million, five hundred thirty-seven thousand, four hundred seventy-two".