25963875 has 96 divisors (see below), whose sum is σ = 56197440. Its totient is φ = 11793600.

The previous prime is 25963859. The next prime is 25963891. The reversal of 25963875 is 57836952.

It is a happy number.

25963875 is a `hidden beast` number, since 2 + 5 + 9 + 638 + 7 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (25963859) and next prime (25963891).

It is not a de Polignac number, because 25963875 - 2⁴ = 25963859 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 25963875.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 165297 + ... + 165453.

It is an arithmetic number, because the mean of its divisors is an integer number (585390).

Almost surely, 2^25963875 is an apocalyptic number.

25963875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25963875 is an abundant number, since it is smaller than the sum of its proper divisors (30233565).

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

25963875 is a wasteful number, since it uses less digits than its factorization.

25963875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 172 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 25963875 is about 5095.4759345914. The cubic root of 25963875 is about 296.1123378995.

The spelling of 25963875 in words is "twenty-five million, nine hundred sixty-three thousand, eight hundred seventy-five".