9766671 has 4 divisors (see below), whose sum is σ = 13022232. Its totient is φ = 6511112.

The previous prime is 9766667. The next prime is 9766699. The reversal of 9766671 is 1766679.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1766679 = 3 ⋅588893.

It is a cyclic number.

It is not a de Polignac number, because 9766671 - 2² = 9766667 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9766871) 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, 1627776 + ... + 1627781.

It is an arithmetic number, because the mean of its divisors is an integer number (3255558).

Almost surely, 2^9766671 is an apocalyptic number.

9766671 is a deficient number, since it is larger than the sum of its proper divisors (3255561).

9766671 is a wasteful number, since it uses less digits than its factorization.

9766671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3255560.

The product of its digits is 95256, while the sum is 42.

The square root of 9766671 is about 3125.1673555187. The cubic root of 9766671 is about 213.7546245708.

The spelling of 9766671 in words is "nine million, seven hundred sixty-six thousand, six hundred seventy-one".