25839264 has 48 divisors (see below), whose sum is σ = 73997280. Its totient is φ = 7829760.

The previous prime is 25839257. The next prime is 25839277. The reversal of 25839264 is 46293852.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

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, 11179 + ... + 13290.

It is an arithmetic number, because the mean of its divisors is an integer number (1541610).

Almost surely, 2^25839264 is an apocalyptic number.

25839264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25839264 is an abundant number, since it is smaller than the sum of its proper divisors (48158016).

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

25839264 is a wasteful number, since it uses less digits than its factorization.

25839264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24493 (or 24485 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 25839264 is about 5083.2336165083. The cubic root of 25839264 is about 295.6378575787.

The spelling of 25839264 in words is "twenty-five million, eight hundred thirty-nine thousand, two hundred sixty-four".