16799 has 4 divisors (see below), whose sum is σ = 17064. Its totient is φ = 16536.

The previous prime is 16787. The next prime is 16811. The reversal of 16799 is 99761.

16799 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (16787) and next prime (16811).

It is a cyclic number.

It is not a de Polignac number, because 16799 - 2¹² = 12703 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29 + ... + 185.

It is an arithmetic number, because the mean of its divisors is an integer number (4266).

2¹⁶⁷⁹⁹ is an apocalyptic number.

16799 is a deficient number, since it is larger than the sum of its proper divisors (265).

16799 is a wasteful number, since it uses less digits than its factorization.

16799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264.

The product of its digits is 3402, while the sum is 32.

The square root of 16799 is about 129.6109563270. The cubic root of 16799 is about 25.6110751233.

The spelling of 16799 in words is "sixteen thousand, seven hundred ninety-nine".