557228532 has 48 divisors (see below), whose sum is σ = 1487360000. Its totient is φ = 159056352.

The previous prime is 557228527. The next prime is 557228537. The reversal of 557228532 is 235822755.

It is an interprime number because it is at equal distance from previous prime (557228527) and next prime (557228537).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557228537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108969 + ... + 113967.

Almost surely, 2^557228532 is an apocalyptic number.

It is an amenable number.

557228532 is an abundant number, since it is smaller than the sum of its proper divisors (930131468).

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

557228532 is a wasteful number, since it uses less digits than its factorization.

557228532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6340 (or 6338 counting only the distinct ones).

The product of its digits is 168000, while the sum is 39.

The square root of 557228532 is about 23605.6885517030. The cubic root of 557228532 is about 822.8950474610.

The spelling of 557228532 in words is "five hundred fifty-seven million, two hundred twenty-eight thousand, five hundred thirty-two".