2560585 has 8 divisors (see below), whose sum is σ = 3155976. Its totient is φ = 1992960.

The previous prime is 2560583. The next prime is 2560601. The reversal of 2560585 is 5850652.

2560585 = 1131² + 1132².

It can be written as a sum of positive squares in 4 ways, for example, as 495616 + 2064969 = 704^2 + 1437^2 .

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

It is not a de Polignac number, because 2560585 - 2¹ = 2560583 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 (2560583) 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, 6736 + ... + 7105.

It is an arithmetic number, because the mean of its divisors is an integer number (394497).

2^2560585 is an apocalyptic number.

2560585 is the 1132-nd centered square number.

It is an amenable number.

2560585 is a deficient number, since it is larger than the sum of its proper divisors (595391).

2560585 is a wasteful number, since it uses less digits than its factorization.

2560585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13883.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 2560585 is about 1600.1828020573. The cubic root of 2560585 is about 136.8084951064.

The spelling of 2560585 in words is "two million, five hundred sixty thousand, five hundred eighty-five".