222232222 has 8 divisors (see below), whose sum is σ = 334535472. Its totient is φ = 110720400.

The previous prime is 222232193. The next prime is 222232229.

222232222 is nontrivially palindromic in base 10.

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 222232222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222232229) 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, 197154 + ... + 198277.

It is an arithmetic number, because the mean of its divisors is an integer number (41816934).

Almost surely, 2^222232222 is an apocalyptic number.

222232222 is a deficient number, since it is larger than the sum of its proper divisors (112303250).

222232222 is a wasteful number, since it uses less digits than its factorization.

222232222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395714.

The product of its digits is 768, while the sum is 19.

The square root of 222232222 is about 14907.4552489686. The cubic root of 222232222 is about 605.7159495422.

The spelling of 222232222 in words is "two hundred twenty-two million, two hundred thirty-two thousand, two hundred twenty-two".