9944217 has 6 divisors (see below), whose sum is σ = 14363882. Its totient is φ = 6629472.

The previous prime is 9944197. The next prime is 9944251. The reversal of 9944217 is 7124499.

It can be written as a sum of positive squares in only one way, i.e., 7241481 + 2702736 = 2691^2 + 1644^2 .

It is not a de Polignac number, because 9944217 - 2⁶ = 9944153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9944267) 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, 552448 + ... + 552465.

Almost surely, 2^9944217 is an apocalyptic number.

It is an amenable number.

9944217 is a deficient number, since it is larger than the sum of its proper divisors (4419665).

9944217 is a wasteful number, since it uses less digits than its factorization.

9944217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104919 (or 1104916 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 9944217 is about 3153.4452587606. The cubic root of 9944217 is about 215.0421190242.

The spelling of 9944217 in words is "nine million, nine hundred forty-four thousand, two hundred seventeen".