224303243 has 4 divisors (see below), whose sum is σ = 225113280. Its totient is φ = 223493208.

The previous prime is 224303239. The next prime is 224303257. The reversal of 224303243 is 342303422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 224303243 - 2² = 224303239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224303263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404603 + ... + 405156.

It is an arithmetic number, because the mean of its divisors is an integer number (56278320).

Almost surely, 2^224303243 is an apocalyptic number.

224303243 is a deficient number, since it is larger than the sum of its proper divisors (810037).

224303243 is an equidigital number, since it uses as much as digits as its factorization.

224303243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810036.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 224303243 is about 14976.7567583906. The cubic root of 224303243 is about 607.5917256655.

Adding to 224303243 its reverse (342303422), we get a palindrome (566606665).

The spelling of 224303243 in words is "two hundred twenty-four million, three hundred three thousand, two hundred forty-three".