9444 has 12 divisors (see below), whose sum is σ = 22064. Its totient is φ = 3144.

The previous prime is 9439. The next prime is 9461. The reversal of 9444 is 4449.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 8.

It is a nialpdrome in base 10.

It is a self number, because there is not a number *n* which added to its sum of digits gives 9444.

It is an unprimeable number.

9444 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382 + ... + 405.

2^{9444} is an apocalyptic number.

It is an amenable number.

9444 is an abundant number, since it is smaller than the sum of its proper divisors (12620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11032).

9444 is a wasteful number, since it uses less digits than its factorization.

9444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794 (or 792 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 9444 is about 97.1802449061. The cubic root of 9444 is about 21.1374207735.

The spelling of 9444 in words is "nine thousand, four hundred forty-four".

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