2564579 has 2 divisors, whose sum is σ = 2564580. Its totient is φ = 2564578.

The previous prime is 2564567. The next prime is 2564593. The reversal of 2564579 is 9754652.

It is a happy number.

2564579 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 2564579 - 2⁸ = 2564323 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2564519) 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, 1282289 + 1282290.

It is an arithmetic number, because the mean of its divisors is an integer number (1282290).

2^2564579 is an apocalyptic number.

2564579 is a deficient number, since it is larger than the sum of its proper divisors (1).

2564579 is an equidigital number, since it uses as much as digits as its factorization.

2564579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 38.

The square root of 2564579 is about 1601.4302982022. The cubic root of 2564579 is about 136.8795894432.

The spelling of 2564579 in words is "two million, five hundred sixty-four thousand, five hundred seventy-nine".