25223268 has 24 divisors (see below), whose sum is σ = 67262272. Its totient is φ = 7206624.

The previous prime is 25223251. The next prime is 25223273. The reversal of 25223268 is 86232252.

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, 150055 + ... + 150222.

Almost surely, 2^25223268 is an apocalyptic number.

25223268 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

25223268 is an abundant number, since it is smaller than the sum of its proper divisors (42039004).

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

25223268 is a wasteful number, since it uses less digits than its factorization.

25223268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300291 (or 300289 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 25223268 is about 5022.2771727574. The cubic root of 25223268 is about 293.2696481349.

The spelling of 25223268 in words is "twenty-five million, two hundred twenty-three thousand, two hundred sixty-eight".