23523972 has 12 divisors (see below), whose sum is σ = 54889296. Its totient is φ = 7841320.

The previous prime is 23523961. The next prime is 23524013. The reversal of 23523972 is 27932532.

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

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, 980154 + ... + 980177.

It is an arithmetic number, because the mean of its divisors is an integer number (4574108).

Almost surely, 2^23523972 is an apocalyptic number.

It is an amenable number.

23523972 is an abundant number, since it is smaller than the sum of its proper divisors (31365324).

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

23523972 is a wasteful number, since it uses less digits than its factorization.

23523972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1960338 (or 1960336 counting only the distinct ones).

The product of its digits is 22680, while the sum is 33.

The square root of 23523972 is about 4850.1517502033. The cubic root of 23523972 is about 286.5300779499.

The spelling of 23523972 in words is "twenty-three million, five hundred twenty-three thousand, nine hundred seventy-two".