4043042218 has 12 divisors (see below), whose sum is σ = 6080880258. Its totient is φ = 2016096680.

The previous prime is 4043042197. The next prime is 4043042219. The reversal of 4043042218 is 8122403404.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3344655889 + 698386329 = 57833^2 + 26427^2 .

It is not an unprimeable number, because it can be changed into a prime (4043042219) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 286488 + ... + 300268.

Almost surely, 2^4043042218 is an apocalyptic number.

4043042218 is a deficient number, since it is larger than the sum of its proper divisors (2037838040).

4043042218 is an equidigital number, since it uses as much as digits as its factorization.

4043042218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14549 (or 14166 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 4043042218 is about 63584.9213100087. The cubic root of 4043042218 is about 1593.0745223182.

The spelling of 4043042218 in words is "four billion, forty-three million, forty-two thousand, two hundred eighteen".