2222318 has 16 divisors (see below), whose sum is σ = 3835104. Its totient is φ = 946080.

The previous prime is 2222317. The next prime is 2222321. The reversal of 2222318 is 8132222.

It is a d-powerful number, because it can be written as 2² + 2⁹ + 2¹⁶ + 2²¹ + 3¹⁰ + 1 + 8² .

It is a self number, because there is not a number n which added to its sum of digits gives 2222318.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222317) 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, 2096 + ... + 2972.

It is an arithmetic number, because the mean of its divisors is an integer number (239694).

2^2222318 is an apocalyptic number.

2222318 is a deficient number, since it is larger than the sum of its proper divisors (1612786).

2222318 is a wasteful number, since it uses less digits than its factorization.

2222318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067.

The product of its digits is 384, while the sum is 20.

The square root of 2222318 is about 1490.7441094970. The cubic root of 2222318 is about 130.4974627986.

The spelling of 2222318 in words is "two million, two hundred twenty-two thousand, three hundred eighteen".