23328156 has 12 divisors (see below), whose sum is σ = 54432392. Its totient is φ = 7776048.

The previous prime is 23328113. The next prime is 23328197. The reversal of 23328156 is 65182332.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 971995 + ... + 972018.

Almost surely, 2^23328156 is an apocalyptic number.

It is an amenable number.

23328156 is an abundant number, since it is smaller than the sum of its proper divisors (31104236).

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

23328156 is a wasteful number, since it uses less digits than its factorization.

23328156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1944020 (or 1944018 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 23328156 is about 4829.9229807524. The cubic root of 23328156 is about 285.7328262730.

The spelling of 23328156 in words is "twenty-three million, three hundred twenty-eight thousand, one hundred fifty-six".