23329456 has 40 divisors (see below), whose sum is σ = 47229120. Its totient is φ = 11149824.

The previous prime is 23329447. The next prime is 23329469. The reversal of 23329456 is 65492332.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63385 + ... + 63751.

It is an arithmetic number, because the mean of its divisors is an integer number (1180728).

Almost surely, 2^23329456 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 23329456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23614560).

23329456 is an abundant number, since it is smaller than the sum of its proper divisors (23899664).

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

23329456 is a wasteful number, since it uses less digits than its factorization.

23329456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541 (or 535 counting only the distinct ones).

The product of its digits is 38880, while the sum is 34.

The square root of 23329456 is about 4830.0575565929. The cubic root of 23329456 is about 285.7381338189.

The spelling of 23329456 in words is "twenty-three million, three hundred twenty-nine thousand, four hundred fifty-six".