223033144 has 16 divisors (see below), whose sum is σ = 418471200. Its totient is φ = 111440832.

The previous prime is 223033099. The next prime is 223033163. The reversal of 223033144 is 441330322.

It is a happy number.

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, 4209 + ... + 21535.

It is an arithmetic number, because the mean of its divisors is an integer number (26154450).

Almost surely, 2^223033144 is an apocalyptic number.

It is an amenable number.

223033144 is a deficient number, since it is larger than the sum of its proper divisors (195438056).

223033144 is a wasteful number, since it uses less digits than its factorization.

223033144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18942 (or 18938 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 223033144 is about 14934.2942250379. The cubic root of 223033144 is about 606.4427412247.

Adding to 223033144 its reverse (441330322), we get a palindrome (664363466).

The spelling of 223033144 in words is "two hundred twenty-three million, thirty-three thousand, one hundred forty-four".