9867996 has 36 divisors (see below), whose sum is σ = 25061400. Its totient is φ = 3273888.

The previous prime is 9867971. The next prime is 9868009. The reversal of 9867996 is 6997689.

9867996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9175 + ... + 10193.

It is an arithmetic number, because the mean of its divisors is an integer number (696150).

Almost surely, 2^9867996 is an apocalyptic number.

It is an amenable number.

9867996 is an abundant number, since it is smaller than the sum of its proper divisors (15193404).

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

9867996 is a wasteful number, since it uses less digits than its factorization.

9867996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298 (or 1293 counting only the distinct ones).

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

The square root of 9867996 is about 3141.3366581759. The cubic root of 9867996 is about 214.4912869136.

The spelling of 9867996 in words is "nine million, eight hundred sixty-seven thousand, nine hundred ninety-six".