222244250 has 32 divisors (see below), whose sum is σ = 417044160. Its totient is φ = 88683600.

The previous prime is 222244249. The next prime is 222244279. The reversal of 222244250 is 52442222.

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 15 ways as a sum of consecutive naturals, for example, 139961 + ... + 141539.

It is an arithmetic number, because the mean of its divisors is an integer number (13032630).

Almost surely, 2^222244250 is an apocalyptic number.

222244250 is a deficient number, since it is larger than the sum of its proper divisors (194799910).

222244250 is a wasteful number, since it uses less digits than its factorization.

222244250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2159 (or 2149 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 222244250 is about 14907.8586658178. The cubic root of 222244250 is about 605.7268771804.

Adding to 222244250 its reverse (52442222), we get a palindrome (274686472).

The spelling of 222244250 in words is "two hundred twenty-two million, two hundred forty-four thousand, two hundred fifty".