56402379 has 32 divisors (see below), whose sum is σ = 96526080. Its totient is φ = 32169600.

The previous prime is 56402323. The next prime is 56402383. The reversal of 56402379 is 97320465.

56402379 is a `hidden beast` number, since 5 + 640 + 2 + 3 + 7 + 9 = 666.

It is not a de Polignac number, because 56402379 - 2⁷ = 56402251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56402389) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 537 + ... + 10634.

It is an arithmetic number, because the mean of its divisors is an integer number (3016440).

Almost surely, 2^56402379 is an apocalyptic number.

56402379 is a deficient number, since it is larger than the sum of its proper divisors (40123701).

56402379 is a wasteful number, since it uses less digits than its factorization.

56402379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11208 (or 11202 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 56402379 is about 7510.1517294926. The cubic root of 56402379 is about 383.5003878475.

The spelling of 56402379 in words is "fifty-six million, four hundred two thousand, three hundred seventy-nine".