25472272 has 20 divisors (see below), whose sum is σ = 56403136. Its totient is φ = 10916640.

The previous prime is 25472257. The next prime is 25472281. The reversal of 25472272 is 27227452.

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, 113604 + ... + 113827.

Almost surely, 2^25472272 is an apocalyptic number.

It is an amenable number.

25472272 is an abundant number, since it is smaller than the sum of its proper divisors (30930864).

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

25472272 is a wasteful number, since it uses less digits than its factorization.

25472272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227446 (or 227440 counting only the distinct ones).

The product of its digits is 15680, while the sum is 31.

The square root of 25472272 is about 5047.0062413276. The cubic root of 25472272 is about 294.2315420352.

The spelling of 25472272 in words is "twenty-five million, four hundred seventy-two thousand, two hundred seventy-two".