9708986 has 16 divisors (see below), whose sum is σ = 16808064. Its totient is φ = 4119984.

The previous prime is 9708977. The next prime is 9708991. The reversal of 9708986 is 6898079.

It is a self number, because there is not a number n which added to its sum of digits gives 9708986.

It is an unprimeable number.

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, 1925 + ... + 4808.

It is an arithmetic number, because the mean of its divisors is an integer number (1050504).

Almost surely, 2^9708986 is an apocalyptic number.

9708986 is a deficient number, since it is larger than the sum of its proper divisors (7099078).

9708986 is a wasteful number, since it uses less digits than its factorization.

9708986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6845.

The product of its (nonzero) digits is 217728, while the sum is 47.

The square root of 9708986 is about 3115.9245818858. The cubic root of 9708986 is about 213.3329595263.

The spelling of 9708986 in words is "nine million, seven hundred eight thousand, nine hundred eighty-six".