56770713 has 20 divisors (see below), whose sum is σ = 85976308. Its totient is φ = 37324800.

The previous prime is 56770699. The next prime is 56770733. The reversal of 56770713 is 31707765.

It can be written as a sum of positive squares in 2 ways, for example, as 38340864 + 18429849 = 6192^2 + 4293^2 .

It is not a de Polignac number, because 56770713 - 2⁸ = 56770457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56770733) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1113 + ... + 10713.

Almost surely, 2^56770713 is an apocalyptic number.

It is an amenable number.

56770713 is a deficient number, since it is larger than the sum of its proper divisors (29205595).

56770713 is an equidigital number, since it uses as much as digits as its factorization.

56770713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9686 (or 9677 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 36.

The square root of 56770713 is about 7534.6342313347. The cubic root of 56770713 is about 384.3333896658. Note that the first 4 decimals are identical.

The spelling of 56770713 in words is "fifty-six million, seven hundred seventy thousand, seven hundred thirteen".