222244424 has 8 divisors (see below), whose sum is σ = 416708310. Its totient is φ = 111122208.

The previous prime is 222244403. The next prime is 222244433. The reversal of 222244424 is 424442222.

222244424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 176411524 + 45832900 = 13282^2 + 6770^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 222244393 and 222244402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13890269 + ... + 13890284.

Almost surely, 2^222244424 is an apocalyptic number.

It is an amenable number.

222244424 is a deficient number, since it is larger than the sum of its proper divisors (194463886).

222244424 is a wasteful number, since it uses less digits than its factorization.

222244424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27780559 (or 27780555 counting only the distinct ones).

The product of its digits is 8192, while the sum is 26.

The square root of 222244424 is about 14907.8645016649. The cubic root of 222244424 is about 605.7270352594.

Adding to 222244424 its reverse (424442222), we get a palindrome (646686646).

The spelling of 222244424 in words is "two hundred twenty-two million, two hundred forty-four thousand, four hundred twenty-four".