25533968 has 20 divisors (see below), whose sum is σ = 50212560. Its totient is φ = 12575904.

The previous prime is 25533941. The next prime is 25533971. The reversal of 25533968 is 86933552.

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, 10838 + ... + 12981.

It is an arithmetic number, because the mean of its divisors is an integer number (2510628).

Almost surely, 2^25533968 is an apocalyptic number.

It is an amenable number.

25533968 is a deficient number, since it is larger than the sum of its proper divisors (24678592).

25533968 is a wasteful number, since it uses less digits than its factorization.

25533968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23894 (or 23888 counting only the distinct ones).

The product of its digits is 194400, while the sum is 41.

The square root of 25533968 is about 5053.1146830445. The cubic root of 25533968 is about 294.4689017407.

The spelling of 25533968 in words is "twenty-five million, five hundred thirty-three thousand, nine hundred sixty-eight".