4043243444 has 12 divisors (see below), whose sum is σ = 7088115300. Its totient is φ = 2018067648.

The previous prime is 4043243443. The next prime is 4043243459. The reversal of 4043243444 is 4443423404.

It can be written as a sum of positive squares in 2 ways, for example, as 2594679844 + 1448563600 = 50938^2 + 38060^2 .

It is a super-2 number, since 2×4043243444² = 32695635094897962272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4043243444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4043243443) 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, 885959 + ... + 890510.

It is an arithmetic number, because the mean of its divisors is an integer number (590676275).

Almost surely, 2^4043243444 is an apocalyptic number.

It is an amenable number.

4043243444 is a deficient number, since it is larger than the sum of its proper divisors (3044871856).

4043243444 is a wasteful number, since it uses less digits than its factorization.

4043243444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777042 (or 1777040 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

The square root of 4043243444 is about 63586.5036308807. The cubic root of 4043243444 is about 1593.1009514837.

Adding to 4043243444 its reverse (4443423404), we get a palindrome (8486666848).

The spelling of 4043243444 in words is "four billion, forty-three million, two hundred forty-three thousand, four hundred forty-four".