56642598 has 32 divisors (see below), whose sum is σ = 127605600. Its totient is φ = 18620928.

The previous prime is 56642563. The next prime is 56642627. The reversal of 56642598 is 89524665.

56642598 is a `hidden beast` number, since 56 + 6 + 4 + 2 + 598 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3243 + ... + 11126.

It is an arithmetic number, because the mean of its divisors is an integer number (3987675).

Almost surely, 2^56642598 is an apocalyptic number.

56642598 is an abundant number, since it is smaller than the sum of its proper divisors (70963002).

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

56642598 is a wasteful number, since it uses less digits than its factorization.

56642598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14453 (or 14447 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 56642598 is about 7526.1276895891. The cubic root of 56642598 is about 384.0440623267.

The spelling of 56642598 in words is "fifty-six million, six hundred forty-two thousand, five hundred ninety-eight".