222018338 has 8 divisors (see below), whose sum is σ = 333742032. Its totient is φ = 110770996.

The previous prime is 222018337. The next prime is 222018359. The reversal of 222018338 is 833810222.

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

It is a self number, because there is not a number n which added to its sum of digits gives 222018338.

It is not an unprimeable number, because it can be changed into a prime (222018337) 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, 117920 + ... + 119787.

It is an arithmetic number, because the mean of its divisors is an integer number (41717754).

Almost surely, 2^222018338 is an apocalyptic number.

222018338 is a deficient number, since it is larger than the sum of its proper divisors (111723694).

222018338 is a wasteful number, since it uses less digits than its factorization.

222018338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238176.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 222018338 is about 14900.2797960307. The cubic root of 222018338 is about 605.5215664875.

The spelling of 222018338 in words is "two hundred twenty-two million, eighteen thousand, three hundred thirty-eight".