25479448 has 16 divisors (see below), whose sum is σ = 47829960. Its totient is φ = 12724800.

The previous prime is 25479383. The next prime is 25479449. The reversal of 25479448 is 84497452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25479449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9363 + ... + 11773.

Almost surely, 2^25479448 is an apocalyptic number.

It is an amenable number.

25479448 is a deficient number, since it is larger than the sum of its proper divisors (22350512).

25479448 is a wasteful number, since it uses less digits than its factorization.

25479448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3738 (or 3734 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The square root of 25479448 is about 5047.7171077627. The cubic root of 25479448 is about 294.2591695577.

The spelling of 25479448 in words is "twenty-five million, four hundred seventy-nine thousand, four hundred forty-eight".