25559252 has 12 divisors (see below), whose sum is σ = 46171776. Its totient is φ = 12367320.

The previous prime is 25559249. The next prime is 25559291. The reversal of 25559252 is 25295552.

It is a happy number.

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, 102938 + ... + 103185.

It is an arithmetic number, because the mean of its divisors is an integer number (3847648).

Almost surely, 2^25559252 is an apocalyptic number.

It is an amenable number.

25559252 is a deficient number, since it is larger than the sum of its proper divisors (20612524).

25559252 is a wasteful number, since it uses less digits than its factorization.

25559252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206158 (or 206156 counting only the distinct ones).

The product of its digits is 45000, while the sum is 35.

The square root of 25559252 is about 5055.6158873079. The cubic root of 25559252 is about 294.5660650642.

The spelling of 25559252 in words is "twenty-five million, five hundred fifty-nine thousand, two hundred fifty-two".