56970878 has 8 divisors (see below), whose sum is σ = 85690272. Its totient is φ = 28407456.

The previous prime is 56970863. The next prime is 56970887. The reversal of 56970878 is 87807965.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 38075 + ... + 39542.

It is an arithmetic number, because the mean of its divisors is an integer number (10711284).

Almost surely, 2^56970878 is an apocalyptic number.

56970878 is a deficient number, since it is larger than the sum of its proper divisors (28719394).

56970878 is a wasteful number, since it uses less digits than its factorization.

56970878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77986.

The product of its (nonzero) digits is 846720, while the sum is 50.

The square root of 56970878 is about 7547.9055372997. The cubic root of 56970878 is about 384.7845604128.

The spelling of 56970878 in words is "fifty-six million, nine hundred seventy thousand, eight hundred seventy-eight".