56436319 has 8 divisors (see below), whose sum is σ = 59268960. Its totient is φ = 53635296.

The previous prime is 56436293. The next prime is 56436323. The reversal of 56436319 is 91363465.

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 56436319 - 2¹⁷ = 56305247 is a prime.

It is a super-2 number, since 2×56436319² = 6370116204539522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56436119) 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, 4204 + ... + 11425.

It is an arithmetic number, because the mean of its divisors is an integer number (7408620).

Almost surely, 2^56436319 is an apocalyptic number.

56436319 is a deficient number, since it is larger than the sum of its proper divisors (2832641).

56436319 is a wasteful number, since it uses less digits than its factorization.

56436319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15809.

The product of its digits is 58320, while the sum is 37.

The square root of 56436319 is about 7512.4109978089. The cubic root of 56436319 is about 383.5772959111.

The spelling of 56436319 in words is "fifty-six million, four hundred thirty-six thousand, three hundred nineteen".