557957223 has 12 divisors (see below), whose sum is σ = 806162968. Its totient is φ = 371867760.

The previous prime is 557957219. The next prime is 557957227. The reversal of 557957223 is 322759755.

557957223 is a `hidden beast` number, since 5 + 5 + 79 + 572 + 2 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (557957219) and next prime (557957227).

It is not a de Polignac number, because 557957223 - 2² = 557957219 is a prime.

It is a super-2 number, since 2×557957223² = 622632525395743458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557957227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39588 + ... + 51798.

Almost surely, 2^557957223 is an apocalyptic number.

557957223 is a deficient number, since it is larger than the sum of its proper divisors (248205745).

557957223 is a wasteful number, since it uses less digits than its factorization.

557957223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17294 (or 17291 counting only the distinct ones).

The product of its digits is 661500, while the sum is 45.

The square root of 557957223 is about 23621.1181572761. The cubic root of 557957223 is about 823.2535927661.

The spelling of 557957223 in words is "five hundred fifty-seven million, nine hundred fifty-seven thousand, two hundred twenty-three".