25095625 has 10 divisors (see below), whose sum is σ = 31360274. Its totient is φ = 20076000.

The previous prime is 25095619. The next prime is 25095661. The reversal of 25095625 is 52659052.

It can be written as a sum of positive squares in 5 ways, for example, as 9223369 + 15872256 = 3037^2 + 3984^2 .

It is not a de Polignac number, because 25095625 - 2⁵ = 25095593 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 (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 19452 + ... + 20701.

Almost surely, 2^25095625 is an apocalyptic number.

25095625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25095625 is a deficient number, since it is larger than the sum of its proper divisors (6264649).

25095625 is an frugal number, since it uses more digits than its factorization.

25095625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40173 (or 40158 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 25095625 is about 5009.5533733058. The cubic root of 25095625 is about 292.7741117548.

The spelling of 25095625 in words is "twenty-five million, ninety-five thousand, six hundred twenty-five".