23224443 has 16 divisors (see below), whose sum is σ = 33866112. Its totient is φ = 14040000.

The previous prime is 23224433. The next prime is 23224451. The reversal of 23224443 is 34442232.

It is not a de Polignac number, because 23224443 - 2¹² = 23220347 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 19248 + ... + 20418.

It is an arithmetic number, because the mean of its divisors is an integer number (2116632).

Almost surely, 2^23224443 is an apocalyptic number.

23224443 is a deficient number, since it is larger than the sum of its proper divisors (10641669).

23224443 is a wasteful number, since it uses less digits than its factorization.

23224443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786.

The product of its digits is 4608, while the sum is 24.

The square root of 23224443 is about 4819.1745143748. The cubic root of 23224443 is about 285.3087574123.

Adding to 23224443 its reverse (34442232), we get a palindrome (57666675).

The spelling of 23224443 in words is "twenty-three million, two hundred twenty-four thousand, four hundred forty-three".