23323222 has 32 divisors (see below), whose sum is σ = 40965120. Its totient is φ = 9862560.

The previous prime is 23323213. The next prime is 23323229. The reversal of 23323222 is 22232332.

It is a super-2 number, since 2×23323222² = 1087945368922568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 23323222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23323229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14553 + ... + 16075.

It is an arithmetic number, because the mean of its divisors is an integer number (1280160).

Almost surely, 2^23323222 is an apocalyptic number.

23323222 is a deficient number, since it is larger than the sum of its proper divisors (17641898).

23323222 is a wasteful number, since it uses less digits than its factorization.

23323222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588.

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

The square root of 23323222 is about 4829.4121795515. The cubic root of 23323222 is about 285.7126803005.

Adding to 23323222 its reverse (22232332), we get a palindrome (45555554).

The spelling of 23323222 in words is "twenty-three million, three hundred twenty-three thousand, two hundred twenty-two".