56287379 has 2 divisors, whose sum is σ = 56287380. Its totient is φ = 56287378.

The previous prime is 56287339. The next prime is 56287381. The reversal of 56287379 is 97378265.

56287379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56287379 - 2⁸ = 56287123 is a prime.

Together with 56287381, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56287339) 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 as a sum of consecutive naturals, namely, 28143689 + 28143690.

It is an arithmetic number, because the mean of its divisors is an integer number (28143690).

Almost surely, 2^56287379 is an apocalyptic number.

56287379 is a deficient number, since it is larger than the sum of its proper divisors (1).

56287379 is an equidigital number, since it uses as much as digits as its factorization.

56287379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 47.

The square root of 56287379 is about 7502.4915194887. The cubic root of 56287379 is about 383.2395681608.

The spelling of 56287379 in words is "fifty-six million, two hundred eighty-seven thousand, three hundred seventy-nine".