23259648 has 80 divisors (see below), whose sum is σ = 65308320. Its totient is φ = 7335936.

The previous prime is 23259637. The next prime is 23259673. The reversal of 23259648 is 84695232.

It is a happy number.

It is a super-2 number, since 2×23259648² = 1082022450167808, which contains 22 as substring.

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, 28786 + ... + 29582.

It is an arithmetic number, because the mean of its divisors is an integer number (816354).

Almost surely, 2^23259648 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 23259648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32654160).

23259648 is an abundant number, since it is smaller than the sum of its proper divisors (42048672).

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

23259648 is an equidigital number, since it uses as much as digits as its factorization.

23259648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837 (or 821 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 23259648 is about 4822.8257277244. The cubic root of 23259648 is about 285.4528473240.

The spelling of 23259648 in words is "twenty-three million, two hundred fifty-nine thousand, six hundred forty-eight".