222027216 has 20 divisors (see below), whose sum is σ = 573570432. Its totient is φ = 74009056.

The previous prime is 222027203. The next prime is 222027233. The reversal of 222027216 is 612720222.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 3 ways as a sum of consecutive naturals, for example, 2312736 + ... + 2312831.

Almost surely, 2^222027216 is an apocalyptic number.

It is an amenable number.

222027216 is an abundant number, since it is smaller than the sum of its proper divisors (351543216).

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

222027216 is a wasteful number, since it uses less digits than its factorization.

222027216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4625578 (or 4625572 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 222027216 is about 14900.5777069213. The cubic root of 222027216 is about 605.5296375157.

Adding to 222027216 its reverse (612720222), we get a palindrome (834747438).

The spelling of 222027216 in words is "two hundred twenty-two million, twenty-seven thousand, two hundred sixteen".