22779323 has 8 divisors (see below), whose sum is σ = 26107392. Its totient is φ = 19469736.

The previous prime is 22779319. The next prime is 22779343. The reversal of 22779323 is 32397722.

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

It is a cyclic number.

It is not a de Polignac number, because 22779323 - 2² = 22779319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22779343) 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, 1865 + ... + 7002.

It is an arithmetic number, because the mean of its divisors is an integer number (3263424).

Almost surely, 2^22779323 is an apocalyptic number.

22779323 is a deficient number, since it is larger than the sum of its proper divisors (3328069).

22779323 is an equidigital number, since it uses as much as digits as its factorization.

22779323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9241.

The product of its digits is 31752, while the sum is 35.

The square root of 22779323 is about 4772.7689028487. The cubic root of 22779323 is about 283.4742430203.

The spelling of 22779323 in words is "twenty-two million, seven hundred seventy-nine thousand, three hundred twenty-three".