557864764 has 24 divisors (see below), whose sum is σ = 1026496800. Its totient is φ = 264895680.

The previous prime is 557864753. The next prime is 557864771. The reversal of 557864764 is 467468755.

It is a super-2 number, since 2×557864764² = 622426189825551392, which contains 22 as substring.

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, 32344 + ... + 46495.

It is an arithmetic number, because the mean of its divisors is an integer number (42770700).

Almost surely, 2^557864764 is an apocalyptic number.

It is an amenable number.

557864764 is a deficient number, since it is larger than the sum of its proper divisors (468632036).

557864764 is a wasteful number, since it uses less digits than its factorization.

557864764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78933 (or 78931 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 52.

The square root of 557864764 is about 23619.1609503809. The cubic root of 557864764 is about 823.2081165148.

The spelling of 557864764 in words is "five hundred fifty-seven million, eight hundred sixty-four thousand, seven hundred sixty-four".