56736899 has 2 divisors, whose sum is σ = 56736900. Its totient is φ = 56736898.

The previous prime is 56736863. The next prime is 56736917. The reversal of 56736899 is 99863765.

56736899 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 a de Polignac number, because none of the positive numbers 2^k-56736899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56736899.

It is not a weakly prime, because it can be changed into another prime (56736809) 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, 28368449 + 28368450.

It is an arithmetic number, because the mean of its divisors is an integer number (28368450).

Almost surely, 2^56736899 is an apocalyptic number.

56736899 is a deficient number, since it is larger than the sum of its proper divisors (1).

56736899 is an equidigital number, since it uses as much as digits as its factorization.

56736899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 53.

The square root of 56736899 is about 7532.3899925588. The cubic root of 56736899 is about 384.2570684453.

The spelling of 56736899 in words is "fifty-six million, seven hundred thirty-six thousand, eight hundred ninety-nine".