56778076 has 12 divisors (see below), whose sum is σ = 103681872. Its totient is φ = 27154688.

The previous prime is 56778067. The next prime is 56778101. The reversal of 56778076 is 67087765.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 308485 + ... + 308668.

It is an arithmetic number, because the mean of its divisors is an integer number (8640156).

Almost surely, 2^56778076 is an apocalyptic number.

It is an amenable number.

56778076 is a deficient number, since it is larger than the sum of its proper divisors (46903796).

56778076 is a wasteful number, since it uses less digits than its factorization.

56778076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617180 (or 617178 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 46.

The square root of 56778076 is about 7535.1228258072. The cubic root of 56778076 is about 384.3500045967.

The spelling of 56778076 in words is "fifty-six million, seven hundred seventy-eight thousand, seventy-six".