25695672 has 32 divisors (see below), whose sum is σ = 65454480. Its totient is φ = 8403200.

The previous prime is 25695671. The next prime is 25695707. The reversal of 25695672 is 27659652.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25695671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8829 + ... + 11372.

Almost surely, 2^25695672 is an apocalyptic number.

It is an amenable number.

25695672 is an abundant number, since it is smaller than the sum of its proper divisors (39758808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25695672 is a wasteful number, since it uses less digits than its factorization.

25695672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20263 (or 20259 counting only the distinct ones).

The product of its digits is 226800, while the sum is 42.

The square root of 25695672 is about 5069.0898591365. The cubic root of 25695672 is about 295.0892079150.

The spelling of 25695672 in words is "twenty-five million, six hundred ninety-five thousand, six hundred seventy-two".