25242266 has 16 divisors (see below), whose sum is σ = 43616256. Its totient is φ = 10732176.

The previous prime is 25242199. The next prime is 25242281. The reversal of 25242266 is 66224252.

It is a happy number.

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, 5321 + ... + 8876.

It is an arithmetic number, because the mean of its divisors is an integer number (2726016).

Almost surely, 2^25242266 is an apocalyptic number.

25242266 is a deficient number, since it is larger than the sum of its proper divisors (18373990).

25242266 is a wasteful number, since it uses less digits than its factorization.

25242266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14333.

The product of its digits is 11520, while the sum is 29.

The square root of 25242266 is about 5024.1681898599. The cubic root of 25242266 is about 293.3432592486.

The spelling of 25242266 in words is "twenty-five million, two hundred forty-two thousand, two hundred sixty-six".