56710369 has 4 divisors (see below), whose sum is σ = 56806596. Its totient is φ = 56614144.

The previous prime is 56710363. The next prime is 56710373. The reversal of 56710369 is 96301765.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20566225 + 36144144 = 4535^2 + 6012^2 .

It is a cyclic number.

It is not a de Polignac number, because 56710369 - 2²³ = 48321761 is a prime.

It is a super-2 number, since 2×56710369² = 6432131904232322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56710363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47224 + ... + 48409.

It is an arithmetic number, because the mean of its divisors is an integer number (14201649).

Almost surely, 2^56710369 is an apocalyptic number.

It is an amenable number.

56710369 is a deficient number, since it is larger than the sum of its proper divisors (96227).

56710369 is an equidigital number, since it uses as much as digits as its factorization.

56710369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96226.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 56710369 is about 7530.6287254120. The cubic root of 56710369 is about 384.1971666321.

The spelling of 56710369 in words is "fifty-six million, seven hundred ten thousand, three hundred sixty-nine".