23565152 has 48 divisors (see below), whose sum is σ = 51346512. Its totient is φ = 10575360.

The previous prime is 23565137. The next prime is 23565209. The reversal of 23565152 is 25156532.

It is a happy number.

It is a congruent number.

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, 14627 + ... + 16157.

It is an arithmetic number, because the mean of its divisors is an integer number (1069719).

Almost surely, 2^23565152 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 23565152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25673256).

23565152 is an abundant number, since it is smaller than the sum of its proper divisors (27781360).

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

23565152 is a wasteful number, since it uses less digits than its factorization.

23565152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591 (or 1583 counting only the distinct ones).

The product of its digits is 9000, while the sum is 29.

The square root of 23565152 is about 4854.3951219488. The cubic root of 23565152 is about 286.6971760089.

The spelling of 23565152 in words is "twenty-three million, five hundred sixty-five thousand, one hundred fifty-two".