9444217 has 2 divisors, whose sum is σ = 9444218. Its totient is φ = 9444216.

The previous prime is 9444187. The next prime is 9444221. The reversal of 9444217 is 7124449.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4932841 + 4511376 = 2221^2 + 2124^2 .

It is a cyclic number.

It is not a de Polignac number, because 9444217 - 2¹⁵ = 9411449 is a prime.

It is a d-powerful number, because it can be written as 9⁴ + 4³ + 4³ + 4¹⁰ + 2²³ + 1 + 7³ .

It is not a weakly prime, because it can be changed into another prime (9444247) 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, 4722108 + 4722109.

It is an arithmetic number, because the mean of its divisors is an integer number (4722109).

Almost surely, 2^9444217 is an apocalyptic number.

It is an amenable number.

9444217 is a deficient number, since it is larger than the sum of its proper divisors (1).

9444217 is an equidigital number, since it uses as much as digits as its factorization.

9444217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 31.

The square root of 9444217 is about 3073.1444808209. The cubic root of 9444217 is about 211.3758266765.

The spelling of 9444217 in words is "nine million, four hundred forty-four thousand, two hundred seventeen".