56398579 has 8 divisors (see below), whose sum is σ = 58467200. Its totient is φ = 54345600.

The previous prime is 56398567. The next prime is 56398597. The reversal of 56398579 is 97589365.

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 56398579 - 2⁵ = 56398547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56398079) 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, 3697 + ... + 11245.

It is an arithmetic number, because the mean of its divisors is an integer number (7308400).

Almost surely, 2^56398579 is an apocalyptic number.

56398579 is a deficient number, since it is larger than the sum of its proper divisors (2068621).

56398579 is a wasteful number, since it uses less digits than its factorization.

56398579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7821.

The product of its digits is 2041200, while the sum is 52.

The square root of 56398579 is about 7509.8987343372. The cubic root of 56398579 is about 383.4917751245.

The spelling of 56398579 in words is "fifty-six million, three hundred ninety-eight thousand, five hundred seventy-nine".