22951323 has 8 divisors (see below), whose sum is σ = 34002000. Its totient is φ = 15300864.

The previous prime is 22951321. The next prime is 22951337. The reversal of 22951323 is 32315922.

It is not a de Polignac number, because 22951323 - 2¹ = 22951321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 850049 = 22951323 / (2 + 2 + 9 + 5 + 1 + 3 + 2 + 3).

It is not an unprimeable number, because it can be changed into a prime (22951321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 424998 + ... + 425051.

It is an arithmetic number, because the mean of its divisors is an integer number (4250250).

Almost surely, 2^22951323 is an apocalyptic number.

22951323 is a deficient number, since it is larger than the sum of its proper divisors (11050677).

22951323 is an equidigital number, since it uses as much as digits as its factorization.

22951323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850058 (or 850052 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 22951323 is about 4790.7539072676. The cubic root of 22951323 is about 284.1859317736.

The spelling of 22951323 in words is "twenty-two million, nine hundred fifty-one thousand, three hundred twenty-three".