9666746 has 8 divisors (see below), whose sum is σ = 14553300. Its totient is φ = 4815648.

The previous prime is 9666743. The next prime is 9666757. The reversal of 9666746 is 6476669.

It can be written as a sum of positive squares in 2 ways, for example, as 9369721 + 297025 = 3061^2 + 545^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 9666697 and 9666706.

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 3 ways as a sum of consecutive naturals, for example, 8171 + ... + 9278.

Almost surely, 2^9666746 is an apocalyptic number.

9666746 is a deficient number, since it is larger than the sum of its proper divisors (4886554).

9666746 is a wasteful number, since it uses less digits than its factorization.

9666746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17728.

The product of its digits is 326592, while the sum is 44.

The square root of 9666746 is about 3109.1391091426. The cubic root of 9666746 is about 213.0231336964.

The spelling of 9666746 in words is "nine million, six hundred sixty-six thousand, seven hundred forty-six".