4443440023 has 8 divisors (see below), whose sum is σ = 4938849936. Its totient is φ = 3963273600.

The previous prime is 4443440021. The next prime is 4443440041. The reversal of 4443440023 is 3200443444.

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

It is not a de Polignac number, because 4443440023 - 2¹ = 4443440021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4443439973 and 4443440000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4443440021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3810258 + ... + 3811423.

It is an arithmetic number, because the mean of its divisors is an integer number (617356242).

Almost surely, 2^4443440023 is an apocalyptic number.

4443440023 is a deficient number, since it is larger than the sum of its proper divisors (495409913).

4443440023 is a wasteful number, since it uses less digits than its factorization.

4443440023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7621745.

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

The square root of 4443440023 is about 66659.1330801714. The cubic root of 4443440023 is about 1644.0175177409.

Adding to 4443440023 its reverse (3200443444), we get a palindrome (7643883467).

The spelling of 4443440023 in words is "four billion, four hundred forty-three million, four hundred forty thousand, twenty-three".