23455712 has 48 divisors (see below), whose sum is σ = 53877600. Its totient is φ = 10047744.

The previous prime is 23455711. The next prime is 23455727. The reversal of 23455712 is 21755432.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23455711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9908 + ... + 12044.

It is an arithmetic number, because the mean of its divisors is an integer number (1122450).

Almost surely, 2^23455712 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 23455712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26938800).

23455712 is an abundant number, since it is smaller than the sum of its proper divisors (30421888).

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

23455712 is an equidigital number, since it uses as much as digits as its factorization.

23455712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2168 (or 2146 counting only the distinct ones).

The product of its digits is 8400, while the sum is 29.

The square root of 23455712 is about 4843.1097447818. The cubic root of 23455712 is about 286.2526660189.

The spelling of 23455712 in words is "twenty-three million, four hundred fifty-five thousand, seven hundred twelve".