23328856 has 8 divisors (see below), whose sum is σ = 43741620. Its totient is φ = 11664424.

The previous prime is 23328841. The next prime is 23328857. The reversal of 23328856 is 65882332.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23328857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1458046 + ... + 1458061.

Almost surely, 2^23328856 is an apocalyptic number.

It is an amenable number.

23328856 is a deficient number, since it is larger than the sum of its proper divisors (20412764).

23328856 is a wasteful number, since it uses less digits than its factorization.

23328856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2916113 (or 2916109 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 23328856 is about 4829.9954451324. The cubic root of 23328856 is about 285.7356842068.

The spelling of 23328856 in words is "twenty-three million, three hundred twenty-eight thousand, eight hundred fifty-six".