56912646 has 16 divisors (see below), whose sum is σ = 130086144. Its totient is φ = 16260744.

The previous prime is 56912641. The next prime is 56912671. The reversal of 56912646 is 64621965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56912641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 677490 + ... + 677573.

It is an arithmetic number, because the mean of its divisors is an integer number (8130384).

Almost surely, 2^56912646 is an apocalyptic number.

56912646 is an abundant number, since it is smaller than the sum of its proper divisors (73173498).

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

56912646 is a wasteful number, since it uses less digits than its factorization.

56912646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355075.

The product of its digits is 77760, while the sum is 39.

The square root of 56912646 is about 7544.0470571173. The cubic root of 56912646 is about 384.6534149697.

The spelling of 56912646 in words is "fifty-six million, nine hundred twelve thousand, six hundred forty-six".