222626222 has 32 divisors (see below), whose sum is σ = 420575232. Its totient is φ = 86020704.

The previous prime is 222626213. The next prime is 222626231.

It is a happy number.

222626222 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (222626213) and next prime (222626231).

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 222626191 and 222626200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6398 + ... + 22049.

It is an arithmetic number, because the mean of its divisors is an integer number (13142976).

Almost surely, 2^222626222 is an apocalyptic number.

222626222 is a deficient number, since it is larger than the sum of its proper divisors (197949010).

222626222 is a wasteful number, since it uses less digits than its factorization.

222626222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28512.

The product of its digits is 4608, while the sum is 26.

The square root of 222626222 is about 14920.6642613524. The cubic root of 222626222 is about 606.0737002225.

The spelling of 222626222 in words is "two hundred twenty-two million, six hundred twenty-six thousand, two hundred twenty-two".