56446425 has 36 divisors (see below), whose sum is σ = 115548160. Its totient is φ = 25803360.

The previous prime is 56446399. The next prime is 56446433. The reversal of 56446425 is 52464465.

56446425 is a `hidden beast` number, since 5 + 6 + 4 + 4 + 642 + 5 = 666.

It is not a de Polignac number, because 56446425 - 2¹⁰ = 56445401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56446425.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 16345 + ... + 19494.

Almost surely, 2^56446425 is an apocalyptic number.

It is an amenable number.

56446425 is an abundant number, since it is smaller than the sum of its proper divisors (59101735).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56446425 is a wasteful number, since it uses less digits than its factorization.

56446425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35862 (or 35854 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 56446425 is about 7513.0835879817. The cubic root of 56446425 is about 383.6001901564.

The spelling of 56446425 in words is "fifty-six million, four hundred forty-six thousand, four hundred twenty-five".