56316415 has 4 divisors (see below), whose sum is σ = 67579704. Its totient is φ = 45053128.

The previous prime is 56316409. The next prime is 56316431. The reversal of 56316415 is 51461365.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56316415 - 2¹⁹ = 55792127 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5631637 + ... + 5631646.

It is an arithmetic number, because the mean of its divisors is an integer number (16894926).

Almost surely, 2^56316415 is an apocalyptic number.

56316415 is a deficient number, since it is larger than the sum of its proper divisors (11263289).

56316415 is a wasteful number, since it uses less digits than its factorization.

56316415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11263288.

The product of its digits is 10800, while the sum is 31.

The square root of 56316415 is about 7504.4263604889. The cubic root of 56316415 is about 383.3054552295.

The spelling of 56316415 in words is "fifty-six million, three hundred sixteen thousand, four hundred fifteen".