56796990 has 32 divisors (see below), whose sum is σ = 136581120. Its totient is φ = 15116064.

The previous prime is 56796977. The next prime is 56797001. The reversal of 56796990 is 9969765.

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, 16651 + ... + 19769.

It is an arithmetic number, because the mean of its divisors is an integer number (4268160).

Almost surely, 2^56796990 is an apocalyptic number.

56796990 is an abundant number, since it is smaller than the sum of its proper divisors (79784130).

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

56796990 is a wasteful number, since it uses less digits than its factorization.

56796990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3736.

The product of its (nonzero) digits is 918540, while the sum is 51.

The square root of 56796990 is about 7536.3777771553. The cubic root of 56796990 is about 384.3926782801.

The spelling of 56796990 in words is "fifty-six million, seven hundred ninety-six thousand, nine hundred ninety".