56689958 has 16 divisors (see below), whose sum is σ = 96396720. Its totient is φ = 24787296.

The previous prime is 56689937. The next prime is 56689961. The reversal of 56689958 is 85998665.

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, 56885 + ... + 57872.

It is an arithmetic number, because the mean of its divisors is an integer number (6024795).

Almost surely, 2^56689958 is an apocalyptic number.

56689958 is a deficient number, since it is larger than the sum of its proper divisors (39706762).

56689958 is a wasteful number, since it uses less digits than its factorization.

56689958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114791.

The product of its digits is 4665600, while the sum is 56.

The square root of 56689958 is about 7529.2734045192. The cubic root of 56689958 is about 384.1510681290.

The spelling of 56689958 in words is "fifty-six million, six hundred eighty-nine thousand, nine hundred fifty-eight".