4430243 has 4 divisors (see below), whose sum is σ = 4583040. Its totient is φ = 4277448.

The previous prime is 4430227. The next prime is 4430263. The reversal of 4430243 is 3420344.

It is a happy number.

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 4430243 - 2⁴ = 4430227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4430213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76355 + ... + 76412.

It is an arithmetic number, because the mean of its divisors is an integer number (1145760).

Almost surely, 2^4430243 is an apocalyptic number.

4430243 is a deficient number, since it is larger than the sum of its proper divisors (152797).

4430243 is a wasteful number, since it uses less digits than its factorization.

4430243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152796.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 4430243 is about 2104.8142435854. The cubic root of 4430243 is about 164.2388325675.

Adding to 4430243 its reverse (3420344), we get a palindrome (7850587).

The spelling of 4430243 in words is "four million, four hundred thirty thousand, two hundred forty-three".