56316240 has 240 divisors, whose sum is σ = 206826048. Its totient is φ = 13676544.

The previous prime is 56316229. The next prime is 56316251. The reversal of 56316240 is 4261365.

56316240 is a `hidden beast` number, since 5 + 6 + 31 + 624 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (56316229) and next prime (56316251).

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 526267 + ... + 526373.

Almost surely, 2^56316240 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 56316240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103413024).

56316240 is an abundant number, since it is smaller than the sum of its proper divisors (150509808).

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

56316240 is a wasteful number, since it uses less digits than its factorization.

56316240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 56316240 is about 7504.4147006945. The cubic root of 56316240 is about 383.3050581959.

The spelling of 56316240 in words is "fifty-six million, three hundred sixteen thousand, two hundred forty".