56387363 has 4 divisors (see below), whose sum is σ = 57311808. Its totient is φ = 55462920.

The previous prime is 56387323. The next prime is 56387369. The reversal of 56387363 is 36378365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36378365 = 5 ⋅7275673.

It is a cyclic number.

It is not a de Polignac number, because 56387363 - 2¹⁸ = 56125219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56387363.

It is not an unprimeable number, because it can be changed into a prime (56387369) 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, 462131 + ... + 462252.

It is an arithmetic number, because the mean of its divisors is an integer number (14327952).

Almost surely, 2^56387363 is an apocalyptic number.

56387363 is a deficient number, since it is larger than the sum of its proper divisors (924445).

56387363 is an equidigital number, since it uses as much as digits as its factorization.

56387363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924444.

The product of its digits is 272160, while the sum is 41.

The square root of 56387363 is about 7509.1519494547. The cubic root of 56387363 is about 383.4663517363.

The spelling of 56387363 in words is "fifty-six million, three hundred eighty-seven thousand, three hundred sixty-three".