9766836 has 72 divisors (see below), whose sum is σ = 26426400. Its totient is φ = 3032640.

The previous prime is 9766819. The next prime is 9766837. The reversal of 9766836 is 6386679.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9766791 and 9766800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9766837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74491 + ... + 74621.

Almost surely, 2^9766836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9766836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13213200).

9766836 is an abundant number, since it is smaller than the sum of its proper divisors (16659564).

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

9766836 is a wasteful number, since it uses less digits than its factorization.

9766836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 264 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 9766836 is about 3125.1937539935. The cubic root of 9766836 is about 213.7558283011.

The spelling of 9766836 in words is "nine million, seven hundred sixty-six thousand, eight hundred thirty-six".