9838684089 has 16 divisors (see below), whose sum is σ = 15697046400. Its totient is φ = 6054574608.

The previous prime is 9838684081. The next prime is 9838684103. The reversal of 9838684089 is 9804868389.

It is not a de Polignac number, because 9838684089 - 2³ = 9838684081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9838684081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14014869 + ... + 14015570.

It is an arithmetic number, because the mean of its divisors is an integer number (981065400).

Almost surely, 2^9838684089 is an apocalyptic number.

It is an amenable number.

9838684089 is a deficient number, since it is larger than the sum of its proper divisors (5858362311).

9838684089 is a wasteful number, since it uses less digits than its factorization.

9838684089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28030461 (or 28030455 counting only the distinct ones).

The product of its (nonzero) digits is 23887872, while the sum is 63.

The square root of 9838684089 is about 99190.1410877109. The cubic root of 9838684089 is about 2142.7870119962.

The spelling of 9838684089 in words is "nine billion, eight hundred thirty-eight million, six hundred eighty-four thousand, eighty-nine".