25894625 has 16 divisors (see below), whose sum is σ = 34020480. Its totient is φ = 19623600.

The previous prime is 25894613. The next prime is 25894637. The reversal of 25894625 is 52649852.

It is an interprime number because it is at equal distance from previous prime (25894613) and next prime (25894637).

It is not a de Polignac number, because 25894625 - 2¹⁴ = 25878241 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 15 ways as a sum of consecutive naturals, for example, 3077 + ... + 7826.

It is an arithmetic number, because the mean of its divisors is an integer number (2126280).

Almost surely, 2^25894625 is an apocalyptic number.

25894625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25894625 is a deficient number, since it is larger than the sum of its proper divisors (8125855).

25894625 is a wasteful number, since it uses less digits than its factorization.

25894625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10937 (or 10927 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The square root of 25894625 is about 5088.6761539717. The cubic root of 25894625 is about 295.8488431111.

The spelling of 25894625 in words is "twenty-five million, eight hundred ninety-four thousand, six hundred twenty-five".