56403379 has 8 divisors (see below), whose sum is σ = 56991312. Its totient is φ = 55818720.

The previous prime is 56403341. The next prime is 56403421. The reversal of 56403379 is 97330465.

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 56403379 - 2⁷ = 56403251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56403329) 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, 47169 + ... + 48349.

It is an arithmetic number, because the mean of its divisors is an integer number (7123914).

Almost surely, 2^56403379 is an apocalyptic number.

56403379 is a deficient number, since it is larger than the sum of its proper divisors (587933).

56403379 is a wasteful number, since it uses less digits than its factorization.

56403379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1637.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 56403379 is about 7510.2183057485. The cubic root of 56403379 is about 383.5026542893.

The spelling of 56403379 in words is "fifty-six million, four hundred three thousand, three hundred seventy-nine".