23569056 has 144 divisors (see below), whose sum is σ = 79619904. Its totient is φ = 6718464.

The previous prime is 23569033. The next prime is 23569061. The reversal of 23569056 is 65096532.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×23569056² = 1111000801462272, which contains 22 as substring.

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 23569056.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54216 + ... + 54648.

It is an arithmetic number, because the mean of its divisors is an integer number (552916).

Almost surely, 2^23569056 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 23569056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39809952).

23569056 is an abundant number, since it is smaller than the sum of its proper divisors (56050848).

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

23569056 is an equidigital number, since it uses as much as digits as its factorization.

23569056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465 (or 445 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 23569056 is about 4854.7972151265. The cubic root of 23569056 is about 286.7130073513.

The spelling of 23569056 in words is "twenty-three million, five hundred sixty-nine thousand, fifty-six".