56425397 has 8 divisors (see below), whose sum is σ = 68279616. Its totient is φ = 45519552.

The previous prime is 56425393. The next prime is 56425399. The reversal of 56425397 is 79352465.

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 56425397 - 2² = 56425393 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56425393) 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, 236963 + ... + 237200.

It is an arithmetic number, because the mean of its divisors is an integer number (8534952).

Almost surely, 2^56425397 is an apocalyptic number.

It is an amenable number.

56425397 is a deficient number, since it is larger than the sum of its proper divisors (11854219).

56425397 is a wasteful number, since it uses less digits than its factorization.

56425397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474187.

The product of its digits is 226800, while the sum is 41.

The square root of 56425397 is about 7511.6840322261. The cubic root of 56425397 is about 383.5525500171.

The spelling of 56425397 in words is "fifty-six million, four hundred twenty-five thousand, three hundred ninety-seven".