2585925 has 30 divisors (see below), whose sum is σ = 4793778. Its totient is φ = 1378080.

The previous prime is 2585909. The next prime is 2585929. The reversal of 2585925 is 5295852.

It can be written as a sum of positive squares in 3 ways, for example, as 272484 + 2313441 = 522^2 + 1521^2 .

It is not a de Polignac number, because 2585925 - 2⁴ = 2585909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2585925.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2585929) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 1387 + ... + 2663.

2^2585925 is an apocalyptic number.

2585925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2585925 is a deficient number, since it is larger than the sum of its proper divisors (2207853).

2585925 is a wasteful number, since it uses less digits than its factorization.

2585925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299 (or 1285 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 2585925 is about 1608.0811546685. The cubic root of 2585925 is about 137.2583081954.

The spelling of 2585925 in words is "two million, five hundred eighty-five thousand, nine hundred twenty-five".