25423625 has 32 divisors (see below), whose sum is σ = 34145280. Its totient is φ = 18849600.

The previous prime is 25423613. The next prime is 25423639. The reversal of 25423625 is 52632452.

25423625 is nontrivially palindromic in base 4.

It is not a de Polignac number, because 25423625 - 2⁸ = 25423369 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 106256 + ... + 106494.

It is an arithmetic number, because the mean of its divisors is an integer number (1067040).

Almost surely, 2^25423625 is an apocalyptic number.

25423625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25423625 is a deficient number, since it is larger than the sum of its proper divisors (8721655).

25423625 is a wasteful number, since it uses less digits than its factorization.

25423625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314 (or 304 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 25423625 is about 5042.1845464045. The cubic root of 25423625 is about 294.0441146569.

The spelling of 25423625 in words is "twenty-five million, four hundred twenty-three thousand, six hundred twenty-five".