9666546 has 16 divisors (see below), whose sum is σ = 19856064. Its totient is φ = 3135024.

The previous prime is 9666533. The next prime is 9666551. The reversal of 9666546 is 6456669.

It is a super-2 number, since 2×9666546² = 186884223140232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9666498 and 9666507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21550 + ... + 21993.

It is an arithmetic number, because the mean of its divisors is an integer number (1241004).

Almost surely, 2^9666546 is an apocalyptic number.

9666546 is an abundant number, since it is smaller than the sum of its proper divisors (10189518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9666546 is a wasteful number, since it uses less digits than its factorization.

9666546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43585.

The product of its digits is 233280, while the sum is 42.

The square root of 9666546 is about 3109.1069457322. The cubic root of 9666546 is about 213.0216645733.

The spelling of 9666546 in words is "nine million, six hundred sixty-six thousand, five hundred forty-six".