4220444323 has 4 divisors (see below), whose sum is σ = 4231580440. Its totient is φ = 4209308208.

The previous prime is 4220444321. The next prime is 4220444329. The reversal of 4220444323 is 3234440224.

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 4220444323 - 2¹ = 4220444321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4220444291 and 4220444300.

It is not an unprimeable number, because it can be changed into a prime (4220444321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5567490 + ... + 5568247.

It is an arithmetic number, because the mean of its divisors is an integer number (1057895110).

Almost surely, 2^4220444323 is an apocalyptic number.

4220444323 is a deficient number, since it is larger than the sum of its proper divisors (11136117).

4220444323 is a wasteful number, since it uses less digits than its factorization.

4220444323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11136116.

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

The square root of 4220444323 is about 64964.9468790670. The cubic root of 4220444323 is about 1616.0423031346.

Adding to 4220444323 its reverse (3234440224), we get a palindrome (7454884547).

The spelling of 4220444323 in words is "four billion, two hundred twenty million, four hundred forty-four thousand, three hundred twenty-three".