224420323 has 4 divisors (see below), whose sum is σ = 227494648. Its totient is φ = 221346000.

The previous prime is 224420309. The next prime is 224420351. The reversal of 224420323 is 323024422.

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 224420323 - 2⁵ = 224420291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 224420294 and 224420303.

It is not an unprimeable number, because it can be changed into a prime (224420363) 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, 1537053 + ... + 1537198.

It is an arithmetic number, because the mean of its divisors is an integer number (56873662).

Almost surely, 2^224420323 is an apocalyptic number.

224420323 is a deficient number, since it is larger than the sum of its proper divisors (3074325).

224420323 is an equidigital number, since it uses as much as digits as its factorization.

224420323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3074324.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 224420323 is about 14980.6649718896. The cubic root of 224420323 is about 607.6974225556.

Adding to 224420323 its reverse (323024422), we get a palindrome (547444745).

The spelling of 224420323 in words is "two hundred twenty-four million, four hundred twenty thousand, three hundred twenty-three".