557351232 has 112 divisors (see below), whose sum is σ = 1575206400. Its totient is φ = 173537280.

The previous prime is 557351213. The next prime is 557351243. The reversal of 557351232 is 232153755.

It is a junction number, because it is equal to n+sod(n) for n = 557351193 and 557351202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170994 + ... + 174222.

Almost surely, 2^557351232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 557351232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (787603200).

557351232 is an abundant number, since it is smaller than the sum of its proper divisors (1017855168).

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

557351232 is a wasteful number, since it uses less digits than its factorization.

557351232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3304 (or 3294 counting only the distinct ones).

The product of its digits is 31500, while the sum is 33.

The square root of 557351232 is about 23608.2873584680. The cubic root of 557351232 is about 822.9554426767.

The spelling of 557351232 in words is "five hundred fifty-seven million, three hundred fifty-one thousand, two hundred thirty-two".