9982669 has 2 divisors, whose sum is σ = 9982670. Its totient is φ = 9982668.

The previous prime is 9982663. The next prime is 9982673. The reversal of 9982669 is 9662899.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5697769 + 4284900 = 2387^2 + 2070^2 .

It is an emirp because it is prime and its reverse (9662899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9982669 - 2⁷ = 9982541 is a prime.

It is a super-2 number, since 2×9982669² = 199307360727122, which contains 22 as substring.

9982669 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9982663) 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 as a sum of consecutive naturals, namely, 4991334 + 4991335.

It is an arithmetic number, because the mean of its divisors is an integer number (4991335).

Almost surely, 2^9982669 is an apocalyptic number.

It is an amenable number.

9982669 is a deficient number, since it is larger than the sum of its proper divisors (1).

9982669 is an equidigital number, since it uses as much as digits as its factorization.

9982669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 49.

The square root of 9982669 is about 3159.5362001408. The cubic root of 9982669 is about 215.3189353403.

It can be divided in two parts, 998 and 2669, that multiplied together give a palindrome (2663662).

The spelling of 9982669 in words is "nine million, nine hundred eighty-two thousand, six hundred sixty-nine".