57331552 has 24 divisors (see below), whose sum is σ = 113513400. Its totient is φ = 28502784.

The previous prime is 57331543. The next prime is 57331591. The reversal of 57331552 is 25513375.

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, 724 + ... + 10732.

It is an arithmetic number, because the mean of its divisors is an integer number (4729725).

Almost surely, 2^57331552 is an apocalyptic number.

It is an amenable number.

57331552 is a deficient number, since it is larger than the sum of its proper divisors (56181848).

57331552 is a wasteful number, since it uses less digits than its factorization.

57331552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10198 (or 10190 counting only the distinct ones).

The product of its digits is 15750, while the sum is 31.

The square root of 57331552 is about 7571.7601652456. The cubic root of 57331552 is about 385.5948571136.

The spelling of 57331552 in words is "fifty-seven million, three hundred thirty-one thousand, five hundred fifty-two".