56427425 has 6 divisors (see below), whose sum is σ = 69970038. Its totient is φ = 45141920.

The previous prime is 56427391. The next prime is 56427443. The reversal of 56427425 is 52472465.

It can be written as a sum of positive squares in 3 ways, for example, as 18037009 + 38390416 = 4247^2 + 6196^2 .

It is not a de Polignac number, because 56427425 - 2⁶ = 56427361 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1128524 + ... + 1128573.

It is an arithmetic number, because the mean of its divisors is an integer number (11661673).

Almost surely, 2^56427425 is an apocalyptic number.

It is an amenable number.

56427425 is a deficient number, since it is larger than the sum of its proper divisors (13542613).

56427425 is a wasteful number, since it uses less digits than its factorization.

56427425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257107 (or 2257102 counting only the distinct ones).

The product of its digits is 67200, while the sum is 35.

The square root of 56427425 is about 7511.8190207166. The cubic root of 56427425 is about 383.5571450830.

The spelling of 56427425 in words is "fifty-six million, four hundred twenty-seven thousand, four hundred twenty-five".