23273472 has 56 divisors (see below), whose sum is σ = 62124336. Its totient is φ = 7749632.

The previous prime is 23273443. The next prime is 23273489. The reversal of 23273472 is 27437232.

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, 24103 + ... + 25049.

Almost surely, 2^23273472 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 23273472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31062168).

23273472 is an abundant number, since it is smaller than the sum of its proper divisors (38850864).

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

23273472 is an frugal number, since it uses more digits than its factorization.

23273472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976 (or 952 counting only the distinct ones).

The product of its digits is 14112, while the sum is 30.

The square root of 23273472 is about 4824.2586995309. The cubic root of 23273472 is about 285.5093875699.

The spelling of 23273472 in words is "twenty-three million, two hundred seventy-three thousand, four hundred seventy-two".