22650323 has 4 divisors (see below), whose sum is σ = 22828800. Its totient is φ = 22471848.

The previous prime is 22650319. The next prime is 22650359. The reversal of 22650323 is 32305622.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22650323 - 2² = 22650319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22650923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89048 + ... + 89301.

It is an arithmetic number, because the mean of its divisors is an integer number (5707200).

Almost surely, 2^22650323 is an apocalyptic number.

22650323 is a deficient number, since it is larger than the sum of its proper divisors (178477).

22650323 is a wasteful number, since it uses less digits than its factorization.

22650323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178476.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 22650323 is about 4759.2355478585. The cubic root of 22650323 is about 282.9381219623.

Adding to 22650323 its reverse (32305622), we get a palindrome (54955945).

The spelling of 22650323 in words is "twenty-two million, six hundred fifty thousand, three hundred twenty-three".