56236317 has 4 divisors (see below), whose sum is σ = 74981760. Its totient is φ = 37490876.

The previous prime is 56236309. The next prime is 56236319. The reversal of 56236317 is 71363265.

56236317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56236317 - 2³ = 56236309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56236319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9372717 + ... + 9372722.

It is an arithmetic number, because the mean of its divisors is an integer number (18745440).

Almost surely, 2^56236317 is an apocalyptic number.

It is an amenable number.

56236317 is a deficient number, since it is larger than the sum of its proper divisors (18745443).

56236317 is a wasteful number, since it uses less digits than its factorization.

56236317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18745442.

The product of its digits is 22680, while the sum is 33.

The square root of 56236317 is about 7499.0877445193. The cubic root of 56236317 is about 383.1236457900.

The spelling of 56236317 in words is "fifty-six million, two hundred thirty-six thousand, three hundred seventeen".