9798381 has 8 divisors (see below), whose sum is σ = 14516160. Its totient is φ = 6532236.

The previous prime is 9798379. The next prime is 9798403. The reversal of 9798381 is 1838979.

9798381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9798381 - 2¹ = 9798379 is a prime.

It is a super-3 number, since 3×9798381³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9798301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181425 + ... + 181478.

It is an arithmetic number, because the mean of its divisors is an integer number (1814520).

Almost surely, 2^9798381 is an apocalyptic number.

It is an amenable number.

9798381 is a deficient number, since it is larger than the sum of its proper divisors (4717779).

9798381 is a wasteful number, since it uses less digits than its factorization.

9798381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362912 (or 362906 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 9798381 is about 3130.2365725293. The cubic root of 9798381 is about 213.9857110441.

The spelling of 9798381 in words is "nine million, seven hundred ninety-eight thousand, three hundred eighty-one".