25172076 has 12 divisors (see below), whose sum is σ = 58734872. Its totient is φ = 8390688.

The previous prime is 25172041. The next prime is 25172083. The reversal of 25172076 is 67027152.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1048825 + ... + 1048848.

Almost surely, 2^25172076 is an apocalyptic number.

It is an amenable number.

25172076 is an abundant number, since it is smaller than the sum of its proper divisors (33562796).

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

25172076 is a wasteful number, since it uses less digits than its factorization.

25172076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097680 (or 2097678 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 25172076 is about 5017.1780913179. The cubic root of 25172076 is about 293.0711115046.

It can be divided in two parts, 251 and 72076, that added together give a palindrome (72327).

The spelling of 25172076 in words is "twenty-five million, one hundred seventy-two thousand, seventy-six".