24222223 has 2 divisors, whose sum is σ = 24222224. Its totient is φ = 24222222.

The previous prime is 24222199. The next prime is 24222227. The reversal of 24222223 is 32222242.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24222223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24222223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24222227) 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 as a sum of consecutive naturals, namely, 12111111 + 12111112.

It is an arithmetic number, because the mean of its divisors is an integer number (12111112).

Almost surely, 2^24222223 is an apocalyptic number.

24222223 is a deficient number, since it is larger than the sum of its proper divisors (1).

24222223 is an equidigital number, since it uses as much as digits as its factorization.

24222223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 768, while the sum is 19.

The square root of 24222223 is about 4921.6077657611. The cubic root of 24222223 is about 289.3374609488.

Adding to 24222223 its sum of digits (19), we get a palindrome (24222242).

Adding to 24222223 its reverse (32222242), we get a palindrome (56444465).

The spelling of 24222223 in words is "twenty-four million, two hundred twenty-two thousand, two hundred twenty-three".