22322423 has 4 divisors (see below), whose sum is σ = 22331928. Its totient is φ = 22312920.

The previous prime is 22322371. The next prime is 22322429. The reversal of 22322423 is 32422322.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22322423 - 2¹⁰ = 22321399 is a prime.

It is a super-3 number, since 3×22322423³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22322395 and 22322404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22322429) 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, 1613 + ... + 6873.

It is an arithmetic number, because the mean of its divisors is an integer number (5582982).

Almost surely, 2^22322423 is an apocalyptic number.

22322423 is a deficient number, since it is larger than the sum of its proper divisors (9505).

22322423 is an equidigital number, since it uses as much as digits as its factorization.

22322423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9504.

The product of its digits is 1152, while the sum is 20.

The square root of 22322423 is about 4724.6611518711. The cubic root of 22322423 is about 281.5661512816.

Adding to 22322423 its reverse (32422322), we get a palindrome (54744745).

The spelling of 22322423 in words is "twenty-two million, three hundred twenty-two thousand, four hundred twenty-three".