9994289 has 2 divisors, whose sum is σ = 9994290. Its totient is φ = 9994288.

The previous prime is 9994273. The next prime is 9994321. The reversal of 9994289 is 9824999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9859600 + 134689 = 3140^2 + 367^2 .

It is an emirp because it is prime and its reverse (9824999) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9994289 - 2⁴ = 9994273 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9994219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4997144 + 4997145.

It is an arithmetic number, because the mean of its divisors is an integer number (4997145).

Almost surely, 2^9994289 is an apocalyptic number.

It is an amenable number.

9994289 is a deficient number, since it is larger than the sum of its proper divisors (1).

9994289 is an equidigital number, since it uses as much as digits as its factorization.

9994289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 50.

The square root of 9994289 is about 3161.3745428215. The cubic root of 9994289 is about 215.4024479381.

The spelling of 9994289 in words is "nine million, nine hundred ninety-four thousand, two hundred eighty-nine".