25553252 has 12 divisors (see below), whose sum is σ = 47071920. Its totient is φ = 12104136.

The previous prime is 25553243. The next prime is 25553279. The reversal of 25553252 is 25235552.

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, 168038 + ... + 168189.

It is an arithmetic number, because the mean of its divisors is an integer number (3922660).

Almost surely, 2^25553252 is an apocalyptic number.

It is an amenable number.

25553252 is a deficient number, since it is larger than the sum of its proper divisors (21518668).

25553252 is a wasteful number, since it uses less digits than its factorization.

25553252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336250 (or 336248 counting only the distinct ones).

The product of its digits is 15000, while the sum is 29.

The square root of 25553252 is about 5055.0224529669. The cubic root of 25553252 is about 294.5430135979.

The spelling of 25553252 in words is "twenty-five million, five hundred fifty-three thousand, two hundred fifty-two".