2018222 has 8 divisors (see below), whose sum is σ = 3039096. Its totient is φ = 1005192.

The previous prime is 2018183. The next prime is 2018249. The reversal of 2018222 is 2228102.

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 2018222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1268 + ... + 2375.

It is an arithmetic number, because the mean of its divisors is an integer number (379887).

2^2018222 is an apocalyptic number.

2018222 is a deficient number, since it is larger than the sum of its proper divisors (1020874).

2018222 is a wasteful number, since it uses less digits than its factorization.

2018222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3922.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2018222 is about 1420.6414044367. The cubic root of 2018222 is about 126.3735867872.

The spelling of 2018222 in words is "two million, eighteen thousand, two hundred twenty-two".