9666745 has 8 divisors (see below), whose sum is σ = 12654720. Its totient is φ = 7030320.

The previous prime is 9666743. The next prime is 9666757. The reversal of 9666745 is 5476669.

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

It is not a de Polignac number, because 9666745 - 2¹ = 9666743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9666743) 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, 87825 + ... + 87934.

It is an arithmetic number, because the mean of its divisors is an integer number (1581840).

Almost surely, 2^9666745 is an apocalyptic number.

It is an amenable number.

9666745 is a deficient number, since it is larger than the sum of its proper divisors (2987975).

9666745 is a wasteful number, since it uses less digits than its factorization.

9666745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175775.

The product of its digits is 272160, while the sum is 43.

The square root of 9666745 is about 3109.1389483264. The cubic root of 9666745 is about 213.0231263508.

The spelling of 9666745 in words is "nine million, six hundred sixty-six thousand, seven hundred forty-five".