9798623 has 6 divisors (see below), whose sum is σ = 10341864. Its totient is φ = 9282564.

The previous prime is 9798619. The next prime is 9798637. The reversal of 9798623 is 3268979.

It is not a de Polignac number, because 9798623 - 2² = 9798619 is a prime.

It is a super-2 number, since 2×9798623² = 192026025392258, 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 (9798643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13211 + ... + 13932.

It is an arithmetic number, because the mean of its divisors is an integer number (1723644).

Almost surely, 2^9798623 is an apocalyptic number.

9798623 is a deficient number, since it is larger than the sum of its proper divisors (543241).

9798623 is a wasteful number, since it uses less digits than its factorization.

9798623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27181 (or 27162 counting only the distinct ones).

The product of its digits is 163296, while the sum is 44.

The square root of 9798623 is about 3130.2752275159. The cubic root of 9798623 is about 213.9874726996.

The spelling of 9798623 in words is "nine million, seven hundred ninety-eight thousand, six hundred twenty-three".