222233244 has 12 divisors (see below), whose sum is σ = 518544264. Its totient is φ = 74077744.

The previous prime is 222233237. The next prime is 222233251. The reversal of 222233244 is 442332222.

It is a happy number.

222233244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (222233237) and next prime (222233251).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×222233244² = 98775229477527072, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9259707 + ... + 9259730.

It is an arithmetic number, because the mean of its divisors is an integer number (43212022).

Almost surely, 2^222233244 is an apocalyptic number.

It is an amenable number.

222233244 is an abundant number, since it is smaller than the sum of its proper divisors (296311020).

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

222233244 is a wasteful number, since it uses less digits than its factorization.

222233244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18519444 (or 18519442 counting only the distinct ones).

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

The square root of 222233244 is about 14907.4895270800. The cubic root of 222233244 is about 605.7168780615.

Adding to 222233244 its reverse (442332222), we get a palindrome (664565466).

The spelling of 222233244 in words is "two hundred twenty-two million, two hundred thirty-three thousand, two hundred forty-four".