9944309 has 8 divisors (see below), whose sum is σ = 10224192. Its totient is φ = 9666720.

The previous prime is 9944287. The next prime is 9944317. The reversal of 9944309 is 9034499.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9944309 - 2¹⁶ = 9878773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9944329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11672 + ... + 12494.

It is an arithmetic number, because the mean of its divisors is an integer number (1278024).

Almost surely, 2^9944309 is an apocalyptic number.

It is an amenable number.

9944309 is a deficient number, since it is larger than the sum of its proper divisors (279883).

9944309 is a wasteful number, since it uses less digits than its factorization.

9944309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 9944309 is about 3153.4598459470. The cubic root of 9944309 is about 215.0427821840.

The spelling of 9944309 in words is "nine million, nine hundred forty-four thousand, three hundred nine".