25961325 has 24 divisors (see below), whose sum is σ = 46226208. Its totient is φ = 12780480.

The previous prime is 25961297. The next prime is 25961333. The reversal of 25961325 is 52316952.

It is not a de Polignac number, because 25961325 - 2⁸ = 25961069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12339 + ... + 14288.

It is an arithmetic number, because the mean of its divisors is an integer number (1926092).

Almost surely, 2^25961325 is an apocalyptic number.

25961325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25961325 is a deficient number, since it is larger than the sum of its proper divisors (20264883).

25961325 is a wasteful number, since it uses less digits than its factorization.

25961325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26653 (or 26648 counting only the distinct ones).

The product of its digits is 16200, while the sum is 33.

The square root of 25961325 is about 5095.2257064825. The cubic root of 25961325 is about 296.1026435173.

The spelling of 25961325 in words is "twenty-five million, nine hundred sixty-one thousand, three hundred twenty-five".