56772319 has 8 divisors (see below), whose sum is σ = 59108240. Its totient is φ = 54478656.

The previous prime is 56772311. The next prime is 56772329. The reversal of 56772319 is 91327765.

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 56772319 - 2³ = 56772311 is a prime.

It is a super-2 number, since 2×56772319² = 6446192409275522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56772311) 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, 7809 + ... + 13210.

It is an arithmetic number, because the mean of its divisors is an integer number (7388530).

Almost surely, 2^56772319 is an apocalyptic number.

56772319 is a deficient number, since it is larger than the sum of its proper divisors (2335921).

56772319 is a wasteful number, since it uses less digits than its factorization.

56772319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21129.

The product of its digits is 79380, while the sum is 40.

The square root of 56772319 is about 7534.7408050974. The cubic root of 56772319 is about 384.3370137974.

The spelling of 56772319 in words is "fifty-six million, seven hundred seventy-two thousand, three hundred nineteen".