57535998 has 16 divisors (see below), whose sum is σ = 123923856. Its totient is φ = 17703360.

The previous prime is 57535981. The next prime is 57536053. The reversal of 57535998 is 89953575.

It is a self number, because there is not a number n which added to its sum of digits gives 57535998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368743 + ... + 368898.

It is an arithmetic number, because the mean of its divisors is an integer number (7745241).

Almost surely, 2^57535998 is an apocalyptic number.

57535998 is an abundant number, since it is smaller than the sum of its proper divisors (66387858).

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

57535998 is a wasteful number, since it uses less digits than its factorization.

57535998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737659.

The product of its digits is 1701000, while the sum is 51.

The square root of 57535998 is about 7585.2487104906. The cubic root of 57535998 is about 386.0526608959.

The spelling of 57535998 in words is "fifty-seven million, five hundred thirty-five thousand, nine hundred ninety-eight".