557323272 has 48 divisors (see below), whose sum is σ = 1646639280. Its totient is φ = 168885600.

The previous prime is 557323259. The next prime is 557323279. The reversal of 557323272 is 272323755.

557323272 is a `hidden beast` number, since 557 + 3 + 2 + 32 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (557323279) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351054 + ... + 352637.

It is an arithmetic number, because the mean of its divisors is an integer number (34304985).

Almost surely, 2^557323272 is an apocalyptic number.

It is an amenable number.

557323272 is an abundant number, since it is smaller than the sum of its proper divisors (1089316008).

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

557323272 is a wasteful number, since it uses less digits than its factorization.

557323272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703714 (or 703707 counting only the distinct ones).

The product of its digits is 88200, while the sum is 36.

The square root of 557323272 is about 23607.6951861040. The cubic root of 557323272 is about 822.9416810259.

The spelling of 557323272 in words is "five hundred fifty-seven million, three hundred twenty-three thousand, two hundred seventy-two".