557352372 has 24 divisors (see below), whose sum is σ = 1318305856. Its totient is φ = 183238848.

The previous prime is 557352371. The next prime is 557352377. The reversal of 557352372 is 273253755.

It is a self number, because there is not a number n which added to its sum of digits gives 557352372.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557352371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317248 + ... + 318999.

Almost surely, 2^557352372 is an apocalyptic number.

It is an amenable number.

557352372 is an abundant number, since it is smaller than the sum of its proper divisors (760953484).

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

557352372 is a wasteful number, since it uses less digits than its factorization.

557352372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636327 (or 636325 counting only the distinct ones).

The product of its digits is 220500, while the sum is 39.

The square root of 557352372 is about 23608.3115025196. The cubic root of 557352372 is about 822.9560037643.

The spelling of 557352372 in words is "five hundred fifty-seven million, three hundred fifty-two thousand, three hundred seventy-two".