56315316 has 48 divisors (see below), whose sum is σ = 144345600. Its totient is φ = 17008992.

The previous prime is 56315279. The next prime is 56315321. The reversal of 56315316 is 61351365.

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, 126 + ... + 10613.

It is an arithmetic number, because the mean of its divisors is an integer number (3007200).

Almost surely, 2^56315316 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 56315316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72172800).

56315316 is an abundant number, since it is smaller than the sum of its proper divisors (88030284).

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

56315316 is a wasteful number, since it uses less digits than its factorization.

56315316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10788 (or 10786 counting only the distinct ones).

The product of its digits is 8100, while the sum is 30.

The square root of 56315316 is about 7504.3531366801. The cubic root of 56315316 is about 383.3029618449.

The spelling of 56315316 in words is "fifty-six million, three hundred fifteen thousand, three hundred sixteen".