222246222 has 16 divisors (see below), whose sum is σ = 484900992. Its totient is φ = 67347320.

The previous prime is 222246209. The next prime is 222246239. The reversal of 222246222 is 222642222.

It is a junction number, because it is equal to n+sod(n) for n = 222246192 and 222246201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1683618 + ... + 1683749.

It is an arithmetic number, because the mean of its divisors is an integer number (30306312).

Almost surely, 2^222246222 is an apocalyptic number.

222246222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222246222 is an abundant number, since it is smaller than the sum of its proper divisors (262654770).

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

222246222 is a wasteful number, since it uses less digits than its factorization.

222246222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367383.

The product of its digits is 3072, while the sum is 24.

The square root of 222246222 is about 14907.9248052839. The cubic root of 222246222 is about 605.7286687377.

Adding to 222246222 its reverse (222642222), we get a palindrome (444888444).

The spelling of 222246222 in words is "two hundred twenty-two million, two hundred forty-six thousand, two hundred twenty-two".