23224432 has 60 divisors (see below), whose sum is σ = 57123576. Its totient is φ = 9045120.

The previous prime is 23224393. The next prime is 23224433. The reversal of 23224432 is 23442232.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23224433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7278 + ... + 9970.

Almost surely, 2^23224432 is an apocalyptic number.

23224432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23224432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28561788).

23224432 is an abundant number, since it is smaller than the sum of its proper divisors (33899144).

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

23224432 is a wasteful number, since it uses less digits than its factorization.

23224432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2726 (or 2713 counting only the distinct ones).

The product of its digits is 2304, while the sum is 22.

The square root of 23224432 is about 4819.1733731004. The cubic root of 23224432 is about 285.3087123678.

Adding to 23224432 its reverse (23442232), we get a palindrome (46666664).

The spelling of 23224432 in words is "twenty-three million, two hundred twenty-four thousand, four hundred thirty-two".