56321369 has 8 divisors (see below), whose sum is σ = 61944960. Its totient is φ = 50882256.

The previous prime is 56321329. The next prime is 56321387. The reversal of 56321369 is 96312365.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56321369 - 2⁸ = 56321113 is a prime.

It is a super-2 number, since 2×56321369² = 6344193212068322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56321329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45479 + ... + 46700.

It is an arithmetic number, because the mean of its divisors is an integer number (7743120).

Almost surely, 2^56321369 is an apocalyptic number.

It is an amenable number.

56321369 is a deficient number, since it is larger than the sum of its proper divisors (5623591).

56321369 is a wasteful number, since it uses less digits than its factorization.

56321369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92239.

The product of its digits is 29160, while the sum is 35.

The square root of 56321369 is about 7504.7564250947. The cubic root of 56321369 is about 383.3166943418.

The spelling of 56321369 in words is "fifty-six million, three hundred twenty-one thousand, three hundred sixty-nine".