16844 has 6 divisors (see below), whose sum is σ = 29484. Its totient is φ = 8420.
The previous prime is 16843. The next prime is 16871. The reversal of 16844 is 44861.
It is a happy number.
It is a plaindrome in base 13.
It is not an unprimeable number, because it can be changed into a prime (16843) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2102 + ... + 2109.
It is an arithmetic number, because the mean of its divisors is an integer number (4914).
216844 is an apocalyptic number.
It is an amenable number.
16844 is a deficient number, since it is larger than the sum of its proper divisors (12640).
16844 is a wasteful number, since it uses less digits than its factorization.
16844 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4215 (or 4213 counting only the distinct ones).
The product of its digits is 768, while the sum is 23.
The square root of 16844 is about 129.7844366633. The cubic root of 16844 is about 25.6339231268.
It can be divided in two parts, 168 and 44, that added together give a palindrome (212).
The spelling of 16844 in words is "sixteen thousand, eight hundred forty-four".
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