25299996 has 24 divisors (see below), whose sum is σ = 60407424. Its totient is φ = 8237040.

The previous prime is 25299991. The next prime is 25299997. The reversal of 25299996 is 69999252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25299991) 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, 24000 + ... + 25031.

It is an arithmetic number, because the mean of its divisors is an integer number (2516976).

Almost surely, 2^25299996 is an apocalyptic number.

It is an amenable number.

25299996 is an abundant number, since it is smaller than the sum of its proper divisors (35107428).

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

25299996 is a wasteful number, since it uses less digits than its factorization.

25299996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49081 (or 49079 counting only the distinct ones).

The product of its digits is 787320, while the sum is 51.

The square root of 25299996 is about 5029.9101383623. The cubic root of 25299996 is about 293.5667179591.

The spelling of 25299996 in words is "twenty-five million, two hundred ninety-nine thousand, nine hundred ninety-six".