224023222 has 8 divisors (see below), whose sum is σ = 338488056. Its totient is φ = 111193872.

The previous prime is 224023213. The next prime is 224023253. The reversal of 224023222 is 222320422.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×224023222² = 100372807990522568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 224023222.

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, 408528 + ... + 409075.

It is an arithmetic number, because the mean of its divisors is an integer number (42311007).

Almost surely, 2^224023222 is an apocalyptic number.

224023222 is a deficient number, since it is larger than the sum of its proper divisors (114464834).

224023222 is a wasteful number, since it uses less digits than its factorization.

224023222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817742.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 224023222 is about 14967.4053195602. The cubic root of 224023222 is about 607.3387804562.

Adding to 224023222 its reverse (222320422), we get a palindrome (446343644).

The spelling of 224023222 in words is "two hundred twenty-four million, twenty-three thousand, two hundred twenty-two".