25607425 has 12 divisors (see below), whose sum is σ = 31851136. Its totient is φ = 20422800.

The previous prime is 25607401. The next prime is 25607431. The reversal of 25607425 is 52470652.

25607425 = 691² + 692² + ... + 740².

It is not a de Polignac number, because 25607425 - 2¹⁵ = 25574657 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7780 + ... + 10570.

Almost surely, 2^25607425 is an apocalyptic number.

25607425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25607425 is a deficient number, since it is larger than the sum of its proper divisors (6243711).

25607425 is a wasteful number, since it uses less digits than its factorization.

25607425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3168 (or 3163 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 25607425 is about 5060.3779503116. The cubic root of 25607425 is about 294.7510108180.

The spelling of 25607425 in words is "twenty-five million, six hundred seven thousand, four hundred twenty-five".