25625472 has 32 divisors (see below), whose sum is σ = 68068680. Its totient is φ = 8541696.

The previous prime is 25625459. The next prime is 25625491. The reversal of 25625472 is 27452652.

It is a tau number, because it is divible by the number of its divisors (32).

It is a zygodrome in base 2.

It is a congruent number.

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, 32983 + ... + 33750.

Almost surely, 2^25625472 is an apocalyptic number.

It is an amenable number.

25625472 is an abundant number, since it is smaller than the sum of its proper divisors (42443208).

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

25625472 is an equidigital number, since it uses as much as digits as its factorization.

25625472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66750 (or 66738 counting only the distinct ones).

The product of its digits is 33600, while the sum is 33.

The square root of 25625472 is about 5062.1608034514. The cubic root of 25625472 is about 294.8202371246.

The spelling of 25625472 in words is "twenty-five million, six hundred twenty-five thousand, four hundred seventy-two".