9666836 has 6 divisors (see below), whose sum is σ = 16916970. Its totient is φ = 4833416.

The previous prime is 9666821. The next prime is 9666847. The reversal of 9666836 is 6386669.

It can be written as a sum of positive squares in only one way, i.e., 9647236 + 19600 = 3106^2 + 140^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1208351 + ... + 1208358.

It is an arithmetic number, because the mean of its divisors is an integer number (2819495).

Almost surely, 2^9666836 is an apocalyptic number.

It is an amenable number.

9666836 is a deficient number, since it is larger than the sum of its proper divisors (7250134).

9666836 is a wasteful number, since it uses less digits than its factorization.

9666836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2416713 (or 2416711 counting only the distinct ones).

The product of its digits is 279936, while the sum is 44.

The square root of 9666836 is about 3109.1535825687. The cubic root of 9666836 is about 213.0237947952.

The spelling of 9666836 in words is "nine million, six hundred sixty-six thousand, eight hundred thirty-six".