22990323 has 8 divisors (see below), whose sum is σ = 32267200. Its totient is φ = 14520168.

The previous prime is 22990291. The next prime is 22990339. The reversal of 22990323 is 32309922.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22990323 - 2⁵ = 22990291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22990523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201613 + ... + 201726.

It is an arithmetic number, because the mean of its divisors is an integer number (4033400).

Almost surely, 2^22990323 is an apocalyptic number.

22990323 is a deficient number, since it is larger than the sum of its proper divisors (9276877).

22990323 is a wasteful number, since it uses less digits than its factorization.

22990323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403361.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 22990323 is about 4794.8225201774. The cubic root of 22990323 is about 284.3468081862.

The spelling of 22990323 in words is "twenty-two million, nine hundred ninety thousand, three hundred twenty-three".