222339168 has 120 divisors (see below), whose sum is σ = 658444248. Its totient is φ = 73903104.

The previous prime is 222339157. The next prime is 222339193. The reversal of 222339168 is 861933222.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 629680 + ... + 630032.

Almost surely, 2^222339168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222339168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329222124).

222339168 is an abundant number, since it is smaller than the sum of its proper divisors (436105080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222339168 is an frugal number, since it uses more digits than its factorization.

222339168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 358 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 222339168 is about 14911.0418147090. The cubic root of 222339168 is about 605.8130979347.

The spelling of 222339168 in words is "two hundred twenty-two million, three hundred thirty-nine thousand, one hundred sixty-eight".