22062223 has 12 divisors (see below), whose sum is σ = 23298912. Its totient is φ = 20869280.

The previous prime is 22062217. The next prime is 22062247. The reversal of 22062223 is 32226022.

22062223 = 662² + 663² + ... + 708².

It is not a de Polignac number, because 22062223 - 2⁵ = 22062191 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 22062223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22062253) 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 11 ways as a sum of consecutive naturals, for example, 206136 + ... + 206242.

It is an arithmetic number, because the mean of its divisors is an integer number (1941576).

Almost surely, 2^22062223 is an apocalyptic number.

22062223 is a deficient number, since it is larger than the sum of its proper divisors (1236689).

22062223 is an equidigital number, since it uses as much as digits as its factorization.

22062223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 22062223 is about 4697.0440704767. The cubic root of 22062223 is about 280.4678530313.

Adding to 22062223 its reverse (32226022), we get a palindrome (54288245).

The spelling of 22062223 in words is "twenty-two million, sixty-two thousand, two hundred twenty-three".