224520323 has 4 divisors (see below), whose sum is σ = 224550480. Its totient is φ = 224490168.

The previous prime is 224520313. The next prime is 224520341. The reversal of 224520323 is 323025422.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 224520323 - 2⁸ = 224520067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224520313) 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, 5018 + ... + 21776.

It is an arithmetic number, because the mean of its divisors is an integer number (56137620).

Almost surely, 2^224520323 is an apocalyptic number.

224520323 is a deficient number, since it is larger than the sum of its proper divisors (30157).

224520323 is a wasteful number, since it uses less digits than its factorization.

224520323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30156.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 224520323 is about 14984.0022357179. The cubic root of 224520323 is about 607.7876709454.

Adding to 224520323 its reverse (323025422), we get a palindrome (547545745).

The spelling of 224520323 in words is "two hundred twenty-four million, five hundred twenty thousand, three hundred twenty-three".