22132323 has 12 divisors (see below), whose sum is σ = 32572800. Its totient is φ = 14476176.

The previous prime is 22132309. The next prime is 22132339. The reversal of 22132323 is 32323122.

It is a happy number.

It is not a de Polignac number, because 22132323 - 2⁵ = 22132291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22132296 and 22132305.

It is not an unprimeable number, because it can be changed into a prime (22132373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22723 + ... + 23676.

It is an arithmetic number, because the mean of its divisors is an integer number (2714400).

Almost surely, 2^22132323 is an apocalyptic number.

22132323 is a deficient number, since it is larger than the sum of its proper divisors (10440477).

22132323 is a wasteful number, since it uses less digits than its factorization.

22132323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46458 (or 46455 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 22132323 is about 4704.5002922733. The cubic root of 22132323 is about 280.7645896736.

Adding to 22132323 its reverse (32323122), we get a palindrome (54455445).

The spelling of 22132323 in words is "twenty-two million, one hundred thirty-two thousand, three hundred twenty-three".