9786996 has 18 divisors (see below), whose sum is σ = 24739442. Its totient is φ = 3262320.

The previous prime is 9786991. The next prime is 9787003. The reversal of 9786996 is 6996879.

9786996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9696996 + 90000 = 3114^2 + 300^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9786991) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135895 + ... + 135966.

Almost surely, 2^9786996 is an apocalyptic number.

It is an amenable number.

9786996 is an abundant number, since it is smaller than the sum of its proper divisors (14952446).

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

9786996 is a wasteful number, since it uses less digits than its factorization.

9786996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271871 (or 271866 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 54.

The square root of 9786996 is about 3128.4174913205. The cubic root of 9786996 is about 213.9028003570.

The spelling of 9786996 in words is "nine million, seven hundred eighty-six thousand, nine hundred ninety-six".