9982369 has 4 divisors (see below), whose sum is σ = 9992596. Its totient is φ = 9972144.

The previous prime is 9982363. The next prime is 9982373. The reversal of 9982369 is 9632899.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 9150625 + 831744 = 3025^2 + 912^2 .

It is a cyclic number.

It is not a de Polignac number, because 9982369 - 2⁵ = 9982337 is a prime.

It is a super-2 number, since 2×9982369² = 199295381704322, 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 (9982363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3474 + ... + 5659.

It is an arithmetic number, because the mean of its divisors is an integer number (2498149).

Almost surely, 2^9982369 is an apocalyptic number.

It is an amenable number.

9982369 is a deficient number, since it is larger than the sum of its proper divisors (10227).

9982369 is a wasteful number, since it uses less digits than its factorization.

9982369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10226.

The product of its digits is 209952, while the sum is 46.

The square root of 9982369 is about 3159.4887244616. The cubic root of 9982369 is about 215.3167783912.

The spelling of 9982369 in words is "nine million, nine hundred eighty-two thousand, three hundred sixty-nine".