557939992 has 16 divisors (see below), whose sum is σ = 1046442960. Its totient is φ = 278888544.

The previous prime is 557939989. The next prime is 557940067. The reversal of 557939992 is 299939755.

It is a super-2 number, since 2×557939992² = 622594069345920128, 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 3 ways as a sum of consecutive naturals, for example, 26853 + ... + 42859.

It is an arithmetic number, because the mean of its divisors is an integer number (65402685).

Almost surely, 2^557939992 is an apocalyptic number.

It is an amenable number.

557939992 is a deficient number, since it is larger than the sum of its proper divisors (488502968).

557939992 is a wasteful number, since it uses less digits than its factorization.

557939992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20370 (or 20366 counting only the distinct ones).

The product of its digits is 6889050, while the sum is 58.

The square root of 557939992 is about 23620.7534172812. The cubic root of 557939992 is about 823.2451180252.

The spelling of 557939992 in words is "five hundred fifty-seven million, nine hundred thirty-nine thousand, nine hundred ninety-two".