5656799 has 2 divisors, whose sum is σ = 5656800. Its totient is φ = 5656798.

The previous prime is 5656789. The next prime is 5656817. The reversal of 5656799 is 9976565.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5656799 - 2²⁰ = 4608223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5656759) 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, 2828399 + 2828400.

It is an arithmetic number, because the mean of its divisors is an integer number (2828400).

Almost surely, 2^5656799 is an apocalyptic number.

5656799 is a deficient number, since it is larger than the sum of its proper divisors (1).

5656799 is an equidigital number, since it uses as much as digits as its factorization.

5656799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 510300, while the sum is 47.

The square root of 5656799 is about 2378.4026152021. The cubic root of 5656799 is about 178.1791635429.

The spelling of 5656799 in words is "five million, six hundred fifty-six thousand, seven hundred ninety-nine".