557925 has 24 divisors (see below), whose sum is σ = 949344. Its totient is φ = 288960.

The previous prime is 557903. The next prime is 557927. The reversal of 557925 is 529755.

It is not a de Polignac number, because 557925 - 2⁶ = 557861 is a prime.

It is a super-2 number, since 2×557925² = 622560611250, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557927) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3139 + ... + 3311.

It is an arithmetic number, because the mean of its divisors is an integer number (39556).

2⁵⁵⁷⁹²⁵ is an apocalyptic number.

It is an amenable number.

557925 is a deficient number, since it is larger than the sum of its proper divisors (391419).

557925 is a wasteful number, since it uses less digits than its factorization.

557925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 224 counting only the distinct ones).

The product of its digits is 15750, while the sum is 33.

The square root of 557925 is about 746.9437729843. The cubic root of 557925 is about 82.3237744352.

The spelling of 557925 in words is "five hundred fifty-seven thousand, nine hundred twenty-five".