9807994 has 8 divisors (see below), whose sum is σ = 16813728. Its totient is φ = 4203420.

The previous prime is 9807991. The next prime is 9808013. The reversal of 9807994 is 4997089.

9807994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9807991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350272 + ... + 350299.

It is an arithmetic number, because the mean of its divisors is an integer number (2101716).

Almost surely, 2^9807994 is an apocalyptic number.

9807994 is a deficient number, since it is larger than the sum of its proper divisors (7005734).

9807994 is a wasteful number, since it uses less digits than its factorization.

9807994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700580.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 9807994 is about 3131.7717030461. The cubic root of 9807994 is about 214.0556672371.

It can be divided in two parts, 9807 and 994, that added together give a palindrome (10801).

The spelling of 9807994 in words is "nine million, eight hundred seven thousand, nine hundred ninety-four".