25675725 has 12 divisors (see below), whose sum is σ = 42450656. Its totient is φ = 13693680.

The previous prime is 25675723. The next prime is 25675739. The reversal of 25675725 is 52757652.

It is not a de Polignac number, because 25675725 - 2¹ = 25675723 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25675723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171097 + ... + 171246.

Almost surely, 2^25675725 is an apocalyptic number.

25675725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25675725 is a deficient number, since it is larger than the sum of its proper divisors (16774931).

25675725 is a wasteful number, since it uses less digits than its factorization.

25675725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342356 (or 342351 counting only the distinct ones).

The product of its digits is 147000, while the sum is 39.

The square root of 25675725 is about 5067.1219641923. The cubic root of 25675725 is about 295.0128310037.

The spelling of 25675725 in words is "twenty-five million, six hundred seventy-five thousand, seven hundred twenty-five".