12223922 has 8 divisors (see below), whose sum is σ = 18370476. Its totient is φ = 6100432.

The previous prime is 12223921. The next prime is 12223927. The reversal of 12223922 is 22932221.

12223922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11689561 + 534361 = 3419^2 + 731^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12223921) 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, 4373 + ... + 6600.

Almost surely, 2^12223922 is an apocalyptic number.

12223922 is a deficient number, since it is larger than the sum of its proper divisors (6146554).

12223922 is a wasteful number, since it uses less digits than its factorization.

12223922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11532.

The product of its digits is 864, while the sum is 23.

The square root of 12223922 is about 3496.2725866271. The cubic root of 12223922 is about 230.3581188543.

The spelling of 12223922 in words is "twelve million, two hundred twenty-three thousand, nine hundred twenty-two".