56924291 has 2 divisors, whose sum is σ = 56924292. Its totient is φ = 56924290.

The previous prime is 56924281. The next prime is 56924293. The reversal of 56924291 is 19242965.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56924291 - 2¹⁸ = 56662147 is a prime.

Together with 56924293, 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 (56924293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28462145 + 28462146.

It is an arithmetic number, because the mean of its divisors is an integer number (28462146).

Almost surely, 2^56924291 is an apocalyptic number.

56924291 is a deficient number, since it is larger than the sum of its proper divisors (1).

56924291 is an equidigital number, since it uses as much as digits as its factorization.

56924291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 38.

The square root of 56924291 is about 7544.8188182355. The cubic root of 56924291 is about 384.6796480589.

It can be divided in two parts, 5 and 6924291, that added together give a palindrome (6924296).

The spelling of 56924291 in words is "fifty-six million, nine hundred twenty-four thousand, two hundred ninety-one".