56358979 has 4 divisors (see below), whose sum is σ = 56382480. Its totient is φ = 56335480.

The previous prime is 56358971. The next prime is 56359001. The reversal of 56358979 is 97985365.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56358979 - 2³ = 56358971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56358971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7684 + ... + 13105.

It is an arithmetic number, because the mean of its divisors is an integer number (14095620).

Almost surely, 2^56358979 is an apocalyptic number.

56358979 is a deficient number, since it is larger than the sum of its proper divisors (23501).

56358979 is a wasteful number, since it uses less digits than its factorization.

56358979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23500.

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

The square root of 56358979 is about 7507.2617511314. The cubic root of 56358979 is about 383.4019984536.

The spelling of 56358979 in words is "fifty-six million, three hundred fifty-eight thousand, nine hundred seventy-nine".