9666983 has 4 divisors (see below), whose sum is σ = 9680448. Its totient is φ = 9653520.

The previous prime is 9666941. The next prime is 9666989. The reversal of 9666983 is 3896669.

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

It is a cyclic number.

It is not a de Polignac number, because 9666983 - 2¹⁰ = 9665959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9666989) 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 3 ways as a sum of consecutive naturals, for example, 5591 + ... + 7112.

It is an arithmetic number, because the mean of its divisors is an integer number (2420112).

Almost surely, 2^9666983 is an apocalyptic number.

9666983 is a deficient number, since it is larger than the sum of its proper divisors (13465).

9666983 is a wasteful number, since it uses less digits than its factorization.

9666983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13464.

The product of its digits is 419904, while the sum is 47.

The square root of 9666983 is about 3109.1772223532. The cubic root of 9666983 is about 213.0248745811.

The spelling of 9666983 in words is "nine million, six hundred sixty-six thousand, nine hundred eighty-three".