56386625 has 8 divisors (see below), whose sum is σ = 70370664. Its totient is φ = 45109200.

The previous prime is 56386607. The next prime is 56386651. The reversal of 56386625 is 52668365.

It can be written as a sum of positive squares in 4 ways, for example, as 2745649 + 53640976 = 1657^2 + 7324^2 .

It is not a de Polignac number, because 56386625 - 2²² = 52192321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225422 + ... + 225671.

It is an arithmetic number, because the mean of its divisors is an integer number (8796333).

Almost surely, 2^56386625 is an apocalyptic number.

It is an amenable number.

56386625 is a deficient number, since it is larger than the sum of its proper divisors (13984039).

56386625 is an equidigital number, since it uses as much as digits as its factorization.

56386625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451108 (or 451098 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

The square root of 56386625 is about 7509.1028092576. The cubic root of 56386625 is about 383.4646787881.

The spelling of 56386625 in words is "fifty-six million, three hundred eighty-six thousand, six hundred twenty-five".