224013443 has 4 divisors (see below), whose sum is σ = 224778288. Its totient is φ = 223248600.

The previous prime is 224013397. The next prime is 224013467. The reversal of 224013443 is 344310422.

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 224013443 - 2¹² = 224009347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (224013473) 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, 381983 + ... + 382568.

It is an arithmetic number, because the mean of its divisors is an integer number (56194572).

Almost surely, 2^224013443 is an apocalyptic number.

224013443 is a deficient number, since it is larger than the sum of its proper divisors (764845).

224013443 is an equidigital number, since it uses as much as digits as its factorization.

224013443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764844.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 224013443 is about 14967.0786394674. The cubic root of 224013443 is about 607.3299431992.

Adding to 224013443 its reverse (344310422), we get a palindrome (568323865).

The spelling of 224013443 in words is "two hundred twenty-four million, thirteen thousand, four hundred forty-three".