9666772 has 12 divisors (see below), whose sum is σ = 17277120. Its totient is φ = 4730456.

The previous prime is 9666757. The next prime is 9666779. The reversal of 9666772 is 2776669.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9666779) 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, 25522 + ... + 25897.

It is an arithmetic number, because the mean of its divisors is an integer number (1439760).

Almost surely, 2^9666772 is an apocalyptic number.

It is an amenable number.

9666772 is a deficient number, since it is larger than the sum of its proper divisors (7610348).

9666772 is a wasteful number, since it uses less digits than its factorization.

9666772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51470 (or 51468 counting only the distinct ones).

The product of its digits is 190512, while the sum is 43.

The square root of 9666772 is about 3109.1432903615. The cubic root of 9666772 is about 213.0233246809.

The spelling of 9666772 in words is "nine million, six hundred sixty-six thousand, seven hundred seventy-two".