25695025 has 12 divisors (see below), whose sum is σ = 33247872. Its totient is φ = 19661840.

The previous prime is 25694993. The next prime is 25695029. The reversal of 25695025 is 52059652.

It is not a de Polignac number, because 25695025 - 2⁵ = 25694993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25695029) 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, 21769 + ... + 22918.

It is an arithmetic number, because the mean of its divisors is an integer number (2770656).

Almost surely, 2^25695025 is an apocalyptic number.

25695025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25695025 is a deficient number, since it is larger than the sum of its proper divisors (7552847).

25695025 is a wasteful number, since it uses less digits than its factorization.

25695025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44720 (or 44715 counting only the distinct ones).

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

The square root of 25695025 is about 5069.0260405723. The cubic root of 25695025 is about 295.0867311773.

The spelling of 25695025 in words is "twenty-five million, six hundred ninety-five thousand, twenty-five".