25893960 has 128 divisors (see below), whose sum is σ = 84067200. Its totient is φ = 6359040.

The previous prime is 25893949. The next prime is 25893971. The reversal of 25893960 is 6939852.

It is an interprime number because it is at equal distance from previous prime (25893949) and next prime (25893971).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93342 + ... + 93618.

It is an arithmetic number, because the mean of its divisors is an integer number (656775).

Almost surely, 2^25893960 is an apocalyptic number.

25893960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

25893960 is the 4155-th pentagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25893960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42033600).

25893960 is an abundant number, since it is smaller than the sum of its proper divisors (58173240).

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

25893960 is a wasteful number, since it uses less digits than its factorization.

25893960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351 (or 347 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 25893960 is about 5088.6108123927. The cubic root of 25893960 is about 295.8463105242.

The spelling of 25893960 in words is "twenty-five million, eight hundred ninety-three thousand, nine hundred sixty".