557996 has 12 divisors (see below), whose sum is σ = 982800. Its totient is φ = 277200.

The previous prime is 557987. The next prime is 558007. The reversal of 557996 is 699755.

It is a super-2 number, since 2×557996² = 622719072032, which contains 22 as substring.

It is an unprimeable number.

557996 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446 + ... + 1146.

It is an arithmetic number, because the mean of its divisors is an integer number (81900).

2⁵⁵⁷⁹⁹⁶ is an apocalyptic number.

It is an amenable number.

557996 is a deficient number, since it is larger than the sum of its proper divisors (424804).

557996 is a wasteful number, since it uses less digits than its factorization.

557996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904 (or 902 counting only the distinct ones).

The product of its digits is 85050, while the sum is 41.

The square root of 557996 is about 746.9912984768. The cubic root of 557996 is about 82.3272663861.

The spelling of 557996 in words is "five hundred fifty-seven thousand, nine hundred ninety-six".