557750532 has 12 divisors (see below), whose sum is σ = 1301417936. Its totient is φ = 185916840.

The previous prime is 557750527. The next prime is 557750561. The reversal of 557750532 is 235057755.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×557750532² = 622171311892566048, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

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, 23239594 + ... + 23239617.

Almost surely, 2^557750532 is an apocalyptic number.

It is an amenable number.

557750532 is an abundant number, since it is smaller than the sum of its proper divisors (743667404).

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

557750532 is a wasteful number, since it uses less digits than its factorization.

557750532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46479218 (or 46479216 counting only the distinct ones).

The product of its (nonzero) digits is 183750, while the sum is 39.

The square root of 557750532 is about 23616.7426204377. The cubic root of 557750532 is about 823.1519242050.

The spelling of 557750532 in words is "five hundred fifty-seven million, seven hundred fifty thousand, five hundred thirty-two".