56304739 has 2 divisors, whose sum is σ = 56304740. Its totient is φ = 56304738.

The previous prime is 56304737. The next prime is 56304779. The reversal of 56304739 is 93740365.

56304739 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 56304739 - 2¹ = 56304737 is a prime.

Together with 56304737, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 56304698 and 56304707.

It is not a weakly prime, because it can be changed into another prime (56304737) 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, 28152369 + 28152370.

It is an arithmetic number, because the mean of its divisors is an integer number (28152370).

Almost surely, 2^56304739 is an apocalyptic number.

56304739 is a deficient number, since it is larger than the sum of its proper divisors (1).

56304739 is an equidigital number, since it uses as much as digits as its factorization.

56304739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 56304739 is about 7503.6483792886. The cubic root of 56304739 is about 383.2789633453.

The spelling of 56304739 in words is "fifty-six million, three hundred four thousand, seven hundred thirty-nine".