557218232 has 16 divisors (see below), whose sum is σ = 1045834800. Its totient is φ = 278328960.

The previous prime is 557218219. The next prime is 557218241. The reversal of 557218232 is 232812755.

557218232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 557218192 and 557218201.

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, 26444 + ... + 42587.

It is an arithmetic number, because the mean of its divisors is an integer number (65364675).

Almost surely, 2^557218232 is an apocalyptic number.

It is an amenable number.

557218232 is a deficient number, since it is larger than the sum of its proper divisors (488616568).

557218232 is a wasteful number, since it uses less digits than its factorization.

557218232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70046 (or 70042 counting only the distinct ones).

The product of its digits is 33600, while the sum is 35.

The square root of 557218232 is about 23605.4703829430. The cubic root of 557218232 is about 822.8899772066.

The spelling of 557218232 in words is "five hundred fifty-seven million, two hundred eighteen thousand, two hundred thirty-two".