223001224 has 16 divisors (see below), whose sum is σ = 418679820. Its totient is φ = 111353280.

The previous prime is 223001221. The next prime is 223001237. The reversal of 223001224 is 422100322.

It can be written as a sum of positive squares in 2 ways, for example, as 190716100 + 32285124 = 13810^2 + 5682^2 .

It is a super-3 number, since 3×223001224³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223001198 and 223001207.

It is not an unprimeable number, because it can be changed into a prime (223001221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11847 + ... + 24214.

Almost surely, 2^223001224 is an apocalyptic number.

It is an amenable number.

223001224 is a deficient number, since it is larger than the sum of its proper divisors (195678596).

223001224 is a wasteful number, since it uses less digits than its factorization.

223001224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36840 (or 36836 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 223001224 is about 14933.2255055631. The cubic root of 223001224 is about 606.4138089392.

Adding to 223001224 its reverse (422100322), we get a palindrome (645101546).

The spelling of 223001224 in words is "two hundred twenty-three million, one thousand, two hundred twenty-four".