222443356 has 6 divisors (see below), whose sum is σ = 389275880. Its totient is φ = 111221676.

The previous prime is 222443341. The next prime is 222443357. The reversal of 222443356 is 653344222.

222443356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222443357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27805416 + ... + 27805423.

Almost surely, 2^222443356 is an apocalyptic number.

It is an amenable number.

222443356 is a deficient number, since it is larger than the sum of its proper divisors (166832524).

222443356 is a wasteful number, since it uses less digits than its factorization.

222443356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55610843 (or 55610841 counting only the distinct ones).

The product of its digits is 34560, while the sum is 31.

The square root of 222443356 is about 14914.5350581237. The cubic root of 222443356 is about 605.9077110418.

Adding to 222443356 its reverse (653344222), we get a palindrome (875787578).

It can be divided in two parts, 22244 and 3356, that added together give a square (25600 = 160²).

The spelling of 222443356 in words is "two hundred twenty-two million, four hundred forty-three thousand, three hundred fifty-six".