56977825 has 6 divisors (see below), whose sum is σ = 70652534. Its totient is φ = 45582240.

The previous prime is 56977793. The next prime is 56977853. The reversal of 56977825 is 52877965.

56977825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 1132096 + 55845729 = 1064^2 + 7473^2 .

It is not a de Polignac number, because 56977825 - 2⁵ = 56977793 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1139532 + ... + 1139581.

Almost surely, 2^56977825 is an apocalyptic number.

It is an amenable number.

56977825 is a deficient number, since it is larger than the sum of its proper divisors (13674709).

56977825 is a wasteful number, since it uses less digits than its factorization.

56977825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2279123 (or 2279118 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 49.

The square root of 56977825 is about 7548.3657171602. The cubic root of 56977825 is about 384.8001999220.

The spelling of 56977825 in words is "fifty-six million, nine hundred seventy-seven thousand, eight hundred twenty-five".