557390572 has 12 divisors (see below), whose sum is σ = 999224856. Its totient is φ = 271897760.

The previous prime is 557390569. The next prime is 557390591. The reversal of 557390572 is 275093755.

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, 1699198 + ... + 1699525.

It is an arithmetic number, because the mean of its divisors is an integer number (83268738).

Almost surely, 2^557390572 is an apocalyptic number.

It is an amenable number.

557390572 is a deficient number, since it is larger than the sum of its proper divisors (441834284).

557390572 is a wasteful number, since it uses less digits than its factorization.

557390572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398768 (or 3398766 counting only the distinct ones).

The product of its (nonzero) digits is 330750, while the sum is 43.

The square root of 557390572 is about 23609.1205257629. The cubic root of 557390572 is about 822.9748046777.

The spelling of 557390572 in words is "five hundred fifty-seven million, three hundred ninety thousand, five hundred seventy-two".