25532258 has 16 divisors (see below), whose sum is σ = 39626496. Its totient is φ = 12329760.

The previous prime is 25532161. The next prime is 25532281. The reversal of 25532258 is 85223552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6935 + ... + 9957.

It is an arithmetic number, because the mean of its divisors is an integer number (2476656).

Almost surely, 2^25532258 is an apocalyptic number.

25532258 is a deficient number, since it is larger than the sum of its proper divisors (14094238).

25532258 is a wasteful number, since it uses less digits than its factorization.

25532258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3169.

The product of its digits is 24000, while the sum is 32.

The square root of 25532258 is about 5052.9454776397. The cubic root of 25532258 is about 294.4623281043.

The spelling of 25532258 in words is "twenty-five million, five hundred thirty-two thousand, two hundred fifty-eight".