22229323 has 6 divisors (see below), whose sum is σ = 22777964. Its totient is φ = 21682164.

The previous prime is 22229299. The next prime is 22229329. The reversal of 22229323 is 32392222.

It is a de Polignac number, because none of the positive numbers 2^k-22229323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22229329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30558 + ... + 31276.

Almost surely, 2^22229323 is an apocalyptic number.

22229323 is a deficient number, since it is larger than the sum of its proper divisors (548641).

22229323 is an frugal number, since it uses more digits than its factorization.

22229323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481 (or 762 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 22229323 is about 4714.7982989731. The cubic root of 22229323 is about 281.1741637179.

The spelling of 22229323 in words is "twenty-two million, two hundred twenty-nine thousand, three hundred twenty-three".