56234639 has 2 divisors, whose sum is σ = 56234640. Its totient is φ = 56234638.

The previous prime is 56234617. The next prime is 56234687. The reversal of 56234639 is 93643265.

56234639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56234639 - 2¹⁶ = 56169103 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56234039) 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, 28117319 + 28117320.

It is an arithmetic number, because the mean of its divisors is an integer number (28117320).

Almost surely, 2^56234639 is an apocalyptic number.

56234639 is a deficient number, since it is larger than the sum of its proper divisors (1).

56234639 is an equidigital number, since it uses as much as digits as its factorization.

56234639 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 38.

The square root of 56234639 is about 7498.9758634096. The cubic root of 56234639 is about 383.1198351572.

The spelling of 56234639 in words is "fifty-six million, two hundred thirty-four thousand, six hundred thirty-nine".