56364656 has 40 divisors (see below), whose sum is σ = 118117440. Its totient is φ = 25954304.

The previous prime is 56364629. The next prime is 56364689. The reversal of 56364656 is 65646365.

It is a happy number.

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, 10580 + ... + 14988.

It is an arithmetic number, because the mean of its divisors is an integer number (2952936).

Almost surely, 2^56364656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56364656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59058720).

56364656 is an abundant number, since it is smaller than the sum of its proper divisors (61752784).

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

56364656 is a wasteful number, since it uses less digits than its factorization.

56364656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4481 (or 4475 counting only the distinct ones).

The product of its digits is 388800, while the sum is 41.

The square root of 56364656 is about 7507.6398421874. The cubic root of 56364656 is about 383.4148712919.

The spelling of 56364656 in words is "fifty-six million, three hundred sixty-four thousand, six hundred fifty-six".