222216050 has 24 divisors (see below), whose sum is σ = 472368576. Its totient is φ = 76188240.

The previous prime is 222216037. The next prime is 222216079. The reversal of 222216050 is 50612222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 317102 + ... + 317801.

It is an arithmetic number, because the mean of its divisors is an integer number (19682024).

Almost surely, 2^222216050 is an apocalyptic number.

222216050 is an abundant number, since it is smaller than the sum of its proper divisors (250152526).

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

222216050 is a wasteful number, since it uses less digits than its factorization.

222216050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634922 (or 634917 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 222216050 is about 14906.9128259341. The cubic root of 222216050 is about 605.7012563894.

Adding to 222216050 its reverse (50612222), we get a palindrome (272828272).

The spelling of 222216050 in words is "two hundred twenty-two million, two hundred sixteen thousand, fifty".