56240823 has 8 divisors (see below), whose sum is σ = 75324928. Its totient is φ = 37325304.

The previous prime is 56240813. The next prime is 56240837. The reversal of 56240823 is 32804265.

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

It is not a de Polignac number, because 56240823 - 2⁹ = 56240311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56240813) 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, 41365 + ... + 42702.

It is an arithmetic number, because the mean of its divisors is an integer number (9415616).

Almost surely, 2^56240823 is an apocalyptic number.

56240823 is a deficient number, since it is larger than the sum of its proper divisors (19084105).

56240823 is a wasteful number, since it uses less digits than its factorization.

56240823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84293.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 56240823 is about 7499.3881750447. The cubic root of 56240823 is about 383.1338782586.

The spelling of 56240823 in words is "fifty-six million, two hundred forty thousand, eight hundred twenty-three".