9716986 has 4 divisors (see below), whose sum is σ = 14575482. Its totient is φ = 4858492.

The previous prime is 9716969. The next prime is 9717007. The reversal of 9716986 is 6896179.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6896179 = 101 ⋅68279.

It can be written as a sum of positive squares in only one way, i.e., 5640625 + 4076361 = 2375^2 + 2019^2 .

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 as a sum of consecutive naturals, namely, 2429245 + ... + 2429248.

Almost surely, 2^9716986 is an apocalyptic number.

9716986 is a deficient number, since it is larger than the sum of its proper divisors (4858496).

9716986 is a wasteful number, since it uses less digits than its factorization.

9716986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4858495.

The product of its digits is 163296, while the sum is 46.

The square root of 9716986 is about 3117.2080456716. The cubic root of 9716986 is about 213.3915373956.

The spelling of 9716986 in words is "nine million, seven hundred sixteen thousand, nine hundred eighty-six".