23525856 has 96 divisors (see below), whose sum is σ = 69743520. Its totient is φ = 7713792.

The previous prime is 23525851. The next prime is 23525863. The reversal of 23525856 is 65852532.

It is a happy number.

23525856 is a `hidden beast` number, since 23 + 52 + 585 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 23525856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23525851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62886 + ... + 63258.

It is an arithmetic number, because the mean of its divisors is an integer number (726495).

Almost surely, 2^23525856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23525856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34871760).

23525856 is an abundant number, since it is smaller than the sum of its proper divisors (46217664).

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

23525856 is a wasteful number, since it uses less digits than its factorization.

23525856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 451 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 23525856 is about 4850.3459670419. The cubic root of 23525856 is about 286.5377270019.

The spelling of 23525856 in words is "twenty-three million, five hundred twenty-five thousand, eight hundred fifty-six".