23222323 has 4 divisors (see below), whose sum is σ = 24588360. Its totient is φ = 21856288.

The previous prime is 23222299. The next prime is 23222363. The reversal of 23222323 is 32322232.

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

It is a de Polignac number, because none of the positive numbers 2^k-23222323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23222323.

It is not an unprimeable number, because it can be changed into a prime (23222363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 682993 + ... + 683026.

It is an arithmetic number, because the mean of its divisors is an integer number (6147090).

Almost surely, 2^23222323 is an apocalyptic number.

23222323 is a deficient number, since it is larger than the sum of its proper divisors (1366037).

23222323 is a wasteful number, since it uses less digits than its factorization.

23222323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366036.

The product of its digits is 864, while the sum is 19.

The square root of 23222323 is about 4818.9545546726. The cubic root of 23222323 is about 285.3000758554.

Adding to 23222323 its reverse (32322232), we get a palindrome (55544555).

Subtracting 23222323 from its reverse (32322232), we obtain a palindrome (9099909).

It can be divided in two parts, 2322232 and 3, that multiplied together give a palindrome (6966696).

The spelling of 23222323 in words is "twenty-three million, two hundred twenty-two thousand, three hundred twenty-three".