222245256 has 32 divisors (see below), whose sum is σ = 569167200. Its totient is φ = 72274560.

The previous prime is 222245239. The next prime is 222245269. The reversal of 222245256 is 652542222.

222245256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111946 + ... + 113913.

It is an arithmetic number, because the mean of its divisors is an integer number (17786475).

Almost surely, 2^222245256 is an apocalyptic number.

It is an amenable number.

222245256 is an abundant number, since it is smaller than the sum of its proper divisors (346921944).

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

222245256 is a wasteful number, since it uses less digits than its factorization.

222245256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225909 (or 225905 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 222245256 is about 14907.8924063732. The cubic root of 222245256 is about 605.7277911303.

Adding to 222245256 its reverse (652542222), we get a palindrome (874787478).

The spelling of 222245256 in words is "two hundred twenty-two million, two hundred forty-five thousand, two hundred fifty-six".