2564359 has 8 divisors (see below), whose sum is σ = 3010208. Its totient is φ = 2138400.

The previous prime is 2564347. The next prime is 2564363. The reversal of 2564359 is 9534652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2564359 - 2⁵ = 2564327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4692 + ... + 5209.

It is an arithmetic number, because the mean of its divisors is an integer number (376276).

2^2564359 is an apocalyptic number.

2564359 is a deficient number, since it is larger than the sum of its proper divisors (445849).

2564359 is an equidigital number, since it uses as much as digits as its factorization.

2564359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9945.

The product of its digits is 32400, while the sum is 34.

The square root of 2564359 is about 1601.3616081323. The cubic root of 2564359 is about 136.8756753023.

The spelling of 2564359 in words is "two million, five hundred sixty-four thousand, three hundred fifty-nine".