223443222 has 64 divisors (see below), whose sum is σ = 476720640. Its totient is φ = 69721344.

The previous prime is 223443203. The next prime is 223443247. The reversal of 223443222 is 222344322.

It is a happy number.

223443222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 223443192 and 223443201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 849463 + ... + 849725.

It is an arithmetic number, because the mean of its divisors is an integer number (7448760).

Almost surely, 2^223443222 is an apocalyptic number.

223443222 is an abundant number, since it is smaller than the sum of its proper divisors (253277418).

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

223443222 is a wasteful number, since it uses less digits than its factorization.

223443222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437.

The product of its digits is 4608, while the sum is 24.

The square root of 223443222 is about 14948.0173267226. The cubic root of 223443222 is about 606.8141905991.

Adding to 223443222 its reverse (222344322), we get a palindrome (445787544).

It can be divided in two parts, 22344322 and 2, that multiplied together give a palindrome (44688644).

The spelling of 223443222 in words is "two hundred twenty-three million, four hundred forty-three thousand, two hundred twenty-two".