222016256 has 108 divisors (see below), whose sum is σ = 562733640. Its totient is φ = 86446080.

The previous prime is 222016247. The next prime is 222016259. The reversal of 222016256 is 652610222.

222016256 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (222016259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137180 + ... + 138788.

Almost surely, 2^222016256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222016256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281366820).

222016256 is an abundant number, since it is smaller than the sum of its proper divisors (340717384).

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

222016256 is a wasteful number, since it uses less digits than its factorization.

222016256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650 (or 1629 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 222016256 is about 14900.2099314070. The cubic root of 222016256 is about 605.5196737011.

Adding to 222016256 its reverse (652610222), we get a palindrome (874626478).

The spelling of 222016256 in words is "two hundred twenty-two million, sixteen thousand, two hundred fifty-six".