2585955 has 16 divisors (see below), whose sum is σ = 4381344. Its totient is φ = 1297920.

The previous prime is 2585953. The next prime is 2585963. The reversal of 2585955 is 5595852.

It is not a de Polignac number, because 2585955 - 2¹ = 2585953 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2585951) 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 in 15 ways as a sum of consecutive naturals, for example, 4816 + ... + 5325.

It is an arithmetic number, because the mean of its divisors is an integer number (273834).

2^2585955 is an apocalyptic number.

2585955 is a deficient number, since it is larger than the sum of its proper divisors (1795389).

2585955 is a wasteful number, since it uses less digits than its factorization.

2585955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10166.

The product of its digits is 90000, while the sum is 39.

The square root of 2585955 is about 1608.0904825289. The cubic root of 2585955 is about 137.2588389834.

The spelling of 2585955 in words is "two million, five hundred eighty-five thousand, nine hundred fifty-five".