4084789889 has 4 divisors (see below), whose sum is σ = 4086220500. Its totient is φ = 4083359280.

The previous prime is 4084789883. The next prime is 4084789901. The reversal of 4084789889 is 9889874804.

4084789889 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3110850625 + 973939264 = 55775^2 + 31208^2 .

It is a cyclic number.

It is not a de Polignac number, because 4084789889 - 2²⁰ = 4083741313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4084789883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 711014 + ... + 716735.

It is an arithmetic number, because the mean of its divisors is an integer number (1021555125).

Almost surely, 2^4084789889 is an apocalyptic number.

It is an amenable number.

4084789889 is a deficient number, since it is larger than the sum of its proper divisors (1430611).

4084789889 is a wasteful number, since it uses less digits than its factorization.

4084789889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430610.

The product of its (nonzero) digits is 37158912, while the sum is 65.

The square root of 4084789889 is about 63912.3610031737. The cubic root of 4084789889 is about 1598.5390164907.

The spelling of 4084789889 in words is "four billion, eighty-four million, seven hundred eighty-nine thousand, eight hundred eighty-nine".