222318338 has 16 divisors (see below), whose sum is σ = 364124160. Its totient is φ = 100962000.

The previous prime is 222318331. The next prime is 222318377. The reversal of 222318338 is 833813222.

It is a super-2 number, since 2×222318338² = 98850886822164488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222318331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24188 + ... + 32088.

It is an arithmetic number, because the mean of its divisors is an integer number (22757760).

Almost surely, 2^222318338 is an apocalyptic number.

222318338 is a deficient number, since it is larger than the sum of its proper divisors (141805822).

222318338 is a wasteful number, since it uses less digits than its factorization.

222318338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9193.

The product of its digits is 13824, while the sum is 32.

The square root of 222318338 is about 14910.3433226737. The cubic root of 222318338 is about 605.7941786697.

The spelling of 222318338 in words is "two hundred twenty-two million, three hundred eighteen thousand, three hundred thirty-eight".