56386307 has 4 divisors (see below), whose sum is σ = 56528736. Its totient is φ = 56243880.

The previous prime is 56386289. The next prime is 56386333. The reversal of 56386307 is 70368365.

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

It is a cyclic number.

It is not a de Polignac number, because 56386307 - 2²⁰ = 55337731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56386007) 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, 70619 + ... + 71412.

It is an arithmetic number, because the mean of its divisors is an integer number (14132184).

Almost surely, 2^56386307 is an apocalyptic number.

56386307 is a deficient number, since it is larger than the sum of its proper divisors (142429).

56386307 is a wasteful number, since it uses less digits than its factorization.

56386307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142428.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 56386307 is about 7509.0816349271. The cubic root of 56386307 is about 383.4639579198.

The spelling of 56386307 in words is "fifty-six million, three hundred eighty-six thousand, three hundred seven".