25911952 has 20 divisors (see below), whose sum is σ = 54768816. Its totient is φ = 11778080.

The previous prime is 25911943. The next prime is 25911967.

25911952 is nontrivially palindromic in base 10.

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, 73438 + ... + 73789.

Almost surely, 2^25911952 is an apocalyptic number.

25911952 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25911952 is an abundant number, since it is smaller than the sum of its proper divisors (28856864).

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

25911952 is a wasteful number, since it uses less digits than its factorization.

25911952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147246 (or 147240 counting only the distinct ones).

The product of its digits is 8100, while the sum is 34.

The square root of 25911952 is about 5090.3783749344. The cubic root of 25911952 is about 295.9148160040.

The spelling of 25911952 in words is "twenty-five million, nine hundred eleven thousand, nine hundred fifty-two".