9798031 has 4 divisors (see below), whose sum is σ = 9848992. Its totient is φ = 9747072.

The previous prime is 9797999. The next prime is 9798059. The reversal of 9798031 is 1308979.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9798031 - 2⁵ = 9797999 is a prime.

It is a super-2 number, since 2×9798031² = 192002822953922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9792031) 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 3 ways as a sum of consecutive naturals, for example, 25191 + ... + 25576.

It is an arithmetic number, because the mean of its divisors is an integer number (2462248).

Almost surely, 2^9798031 is an apocalyptic number.

9798031 is a deficient number, since it is larger than the sum of its proper divisors (50961).

9798031 is a wasteful number, since it uses less digits than its factorization.

9798031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50960.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 9798031 is about 3130.1806657124. The cubic root of 9798031 is about 213.9831631439.

The spelling of 9798031 in words is "nine million, seven hundred ninety-eight thousand, thirty-one".