9868689 has 8 divisors (see below), whose sum is σ = 14620320. Its totient is φ = 6579108.

The previous prime is 9868643. The next prime is 9868693.

9868689 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9868689 - 2⁷ = 9868561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9868699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182727 + ... + 182780.

It is an arithmetic number, because the mean of its divisors is an integer number (1827540).

Almost surely, 2^9868689 is an apocalyptic number.

It is an amenable number.

9868689 is a deficient number, since it is larger than the sum of its proper divisors (4751631).

9868689 is a wasteful number, since it uses less digits than its factorization.

9868689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365516 (or 365510 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 54.

The square root of 9868689 is about 3141.4469596032. The cubic root of 9868689 is about 214.4963078244.

The spelling of 9868689 in words is "nine million, eight hundred sixty-eight thousand, six hundred eighty-nine".