56365971 has 8 divisors (see below), whose sum is σ = 75844560. Its totient is φ = 37232352.

The previous prime is 56365957. The next prime is 56365973. The reversal of 56365971 is 17956365.

It is a happy number.

56365971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56365971 - 2⁹ = 56365459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56365973) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 85860 + ... + 86513.

It is an arithmetic number, because the mean of its divisors is an integer number (9480570).

Almost surely, 2^56365971 is an apocalyptic number.

56365971 is a deficient number, since it is larger than the sum of its proper divisors (19478589).

56365971 is a wasteful number, since it uses less digits than its factorization.

56365971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172485.

The product of its digits is 170100, while the sum is 42.

The square root of 56365971 is about 7507.7274191329. The cubic root of 56365971 is about 383.4178529868.

The spelling of 56365971 in words is "fifty-six million, three hundred sixty-five thousand, nine hundred seventy-one".