9838398297 has 64 divisors (see below), whose sum is σ = 16718643200. Its totient is φ = 5006188800.

The previous prime is 9838398293. The next prime is 9838398307. The reversal of 9838398297 is 7928938389.

9838398297 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 9838398297 - 2² = 9838398293 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9838398293) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2951922 + ... + 2955252.

It is an arithmetic number, because the mean of its divisors is an integer number (261228800).

Almost surely, 2^9838398297 is an apocalyptic number.

It is an amenable number.

9838398297 is a deficient number, since it is larger than the sum of its proper divisors (6880244903).

9838398297 is a wasteful number, since it uses less digits than its factorization.

9838398297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3734.

The product of its digits is 47029248, while the sum is 66.

The square root of 9838398297 is about 99188.7004502025. The cubic root of 9838398297 is about 2142.7662640551.

The spelling of 9838398297 in words is "nine billion, eight hundred thirty-eight million, three hundred ninety-eight thousand, two hundred ninety-seven".