9966983 has 8 divisors (see below), whose sum is σ = 10841376. Its totient is φ = 9108000.

The previous prime is 9966967. The next prime is 9966989. The reversal of 9966983 is 3896699.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9966983 - 2⁴ = 9966967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9966989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2483 + ... + 5108.

It is an arithmetic number, because the mean of its divisors is an integer number (1355172).

Almost surely, 2^9966983 is an apocalyptic number.

9966983 is a deficient number, since it is larger than the sum of its proper divisors (874393).

9966983 is a wasteful number, since it uses less digits than its factorization.

9966983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7705.

The product of its digits is 629856, while the sum is 50.

The square root of 9966983 is about 3157.0528978780. The cubic root of 9966983 is about 215.2060976677.

The spelling of 9966983 in words is "nine million, nine hundred sixty-six thousand, nine hundred eighty-three".