4244430223 has 4 divisors (see below), whose sum is σ = 4630287528. Its totient is φ = 3858572920.

The previous prime is 4244430209. The next prime is 4244430233. The reversal of 4244430223 is 3220344424.

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 4244430223 - 2¹³ = 4244422031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4244430191 and 4244430200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4244430233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192928636 + ... + 192928657.

It is an arithmetic number, because the mean of its divisors is an integer number (1157571882).

Almost surely, 2^4244430223 is an apocalyptic number.

4244430223 is a deficient number, since it is larger than the sum of its proper divisors (385857305).

4244430223 is a wasteful number, since it uses less digits than its factorization.

4244430223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385857304.

The product of its (nonzero) digits is 18432, while the sum is 28.

The square root of 4244430223 is about 65149.2918073558. The cubic root of 4244430223 is about 1619.0979867783.

Adding to 4244430223 its reverse (3220344424), we get a palindrome (7464774647).

The spelling of 4244430223 in words is "four billion, two hundred forty-four million, four hundred thirty thousand, two hundred twenty-three".