22432323 has 16 divisors (see below), whose sum is σ = 31231136. Its totient is φ = 14307840.

The previous prime is 22432321. The next prime is 22432339. The reversal of 22432323 is 32323422.

22432323 is nontrivially palindromic in base 13.

It is not a de Polignac number, because 22432323 - 2¹ = 22432321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22432323.

It is not an unprimeable number, because it can be changed into a prime (22432321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5115 + ... + 8427.

It is an arithmetic number, because the mean of its divisors is an integer number (1951946).

Almost surely, 2^22432323 is an apocalyptic number.

22432323 is a deficient number, since it is larger than the sum of its proper divisors (8798813).

22432323 is a wasteful number, since it uses less digits than its factorization.

22432323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3414.

The product of its digits is 1728, while the sum is 21.

The square root of 22432323 is about 4736.2773356297. The cubic root of 22432323 is about 282.0274733055.

Adding to 22432323 its reverse (32323422), we get a palindrome (54755745).

The spelling of 22432323 in words is "twenty-two million, four hundred thirty-two thousand, three hundred twenty-three".