4021444343 has 8 divisors (see below), whose sum is σ = 4597070112. Its totient is φ = 3446102016.

The previous prime is 4021444321. The next prime is 4021444379. The reversal of 4021444343 is 3434441204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4021444343 - 2⁸ = 4021444087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021444043) 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 7 ways as a sum of consecutive naturals, for example, 39530 + ... + 98007.

It is an arithmetic number, because the mean of its divisors is an integer number (574633764).

Almost surely, 2^4021444343 is an apocalyptic number.

4021444343 is a deficient number, since it is larger than the sum of its proper divisors (575625769).

4021444343 is a wasteful number, since it uses less digits than its factorization.

4021444343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141721.

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 4021444343 is about 63414.8590079644. The cubic root of 4021444343 is about 1590.2327287464.

Adding to 4021444343 its reverse (3434441204), we get a palindrome (7455885547).

The spelling of 4021444343 in words is "four billion, twenty-one million, four hundred forty-four thousand, three hundred forty-three".