16733 has 4 divisors (see below), whose sum is σ = 17340. Its totient is φ = 16128.

The previous prime is 16729. The next prime is 16741. The reversal of 16733 is 33761.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13924 + 2809 = 118^2 + 53^2 .

It is a cyclic number.

It is not a de Polignac number, because 16733 - 2² = 16729 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260 + ... + 317.

It is an arithmetic number, because the mean of its divisors is an integer number (4335).

2¹⁶⁷³³ is an apocalyptic number.

It is an amenable number.

16733 is a deficient number, since it is larger than the sum of its proper divisors (607).

16733 is an equidigital number, since it uses as much as digits as its factorization.

16733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606.

The product of its digits is 378, while the sum is 20.

The square root of 16733 is about 129.3560976530. The cubic root of 16733 is about 25.5774907937.

The spelling of 16733 in words is "sixteen thousand, seven hundred thirty-three".