9798939 has 12 divisors (see below), whose sum is σ = 14267136. Its totient is φ = 6480432.

The previous prime is 9798917. The next prime is 9798941. The reversal of 9798939 is 9398979.

It is a happy number.

9798939 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9798939 - 2⁵ = 9798907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9793939) 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 11 ways as a sum of consecutive naturals, for example, 3144 + ... + 5429.

It is an arithmetic number, because the mean of its divisors is an integer number (1188928).

Almost surely, 2^9798939 is an apocalyptic number.

9798939 is a deficient number, since it is larger than the sum of its proper divisors (4468197).

9798939 is a wasteful number, since it uses less digits than its factorization.

9798939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8706 (or 8703 counting only the distinct ones).

The product of its digits is 1102248, while the sum is 54.

The square root of 9798939 is about 3130.3257019039. The cubic root of 9798939 is about 213.9897729995.

The spelling of 9798939 in words is "nine million, seven hundred ninety-eight thousand, nine hundred thirty-nine".