222333222 has 16 divisors (see below), whose sum is σ = 456684912. Its totient is φ = 72108000.

The previous prime is 222333211. The next prime is 222333233.

222333222 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (222333211) and next prime (222333233).

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500529 + ... + 500972.

It is an arithmetic number, because the mean of its divisors is an integer number (28542807).

Almost surely, 2^222333222 is an apocalyptic number.

222333222 is an abundant number, since it is smaller than the sum of its proper divisors (234351690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222333222 is a wasteful number, since it uses less digits than its factorization.

222333222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001543.

The product of its digits is 1728, while the sum is 21.

The square root of 222333222 is about 14910.8424309292. The cubic root of 222333222 is about 605.8076974815.

The spelling of 222333222 in words is "two hundred twenty-two million, three hundred thirty-three thousand, two hundred twenty-two".