23789856 has 24 divisors (see below), whose sum is σ = 62448624. Its totient is φ = 7929920.

The previous prime is 23789839. The next prime is 23789861. The reversal of 23789856 is 65898732.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123810 + ... + 124001.

It is an arithmetic number, because the mean of its divisors is an integer number (2602026).

Almost surely, 2^23789856 is an apocalyptic number.

It is an amenable number.

23789856 is an abundant number, since it is smaller than the sum of its proper divisors (38658768).

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

23789856 is a wasteful number, since it uses less digits than its factorization.

23789856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247824 (or 247816 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 23789856 is about 4877.4845976179. The cubic root of 23789856 is about 287.6055556954.

The spelling of 23789856 in words is "twenty-three million, seven hundred eighty-nine thousand, eight hundred fifty-six".