557797092 has 48 divisors (see below), whose sum is σ = 1327233600. Its totient is φ = 182277760.

The previous prime is 557797091. The next prime is 557797109. The reversal of 557797092 is 290797755.

It is a super-2 number, since 2×557797092² = 622275191687312928, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (557797091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325534 + ... + 327242.

It is an arithmetic number, because the mean of its divisors is an integer number (27650700).

Almost surely, 2^557797092 is an apocalyptic number.

It is an amenable number.

557797092 is an abundant number, since it is smaller than the sum of its proper divisors (769436508).

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

557797092 is a wasteful number, since it uses less digits than its factorization.

557797092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236 (or 2234 counting only the distinct ones).

The product of its (nonzero) digits is 1389150, while the sum is 51.

The square root of 557797092 is about 23617.7283412271. The cubic root of 557797092 is about 823.1748286429.

The spelling of 557797092 in words is "five hundred fifty-seven million, seven hundred ninety-seven thousand, ninety-two".