2733 has 4 divisors (see below), whose sum is σ = 3648. Its totient is φ = 1820.

The previous prime is 2731. The next prime is 2741. The reversal of 2733 is 3372.

Added to its reverse (3372) it gives a triangular number (6105 = T₁₁₀).

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2733 - 2¹ = 2731 is a prime.

It is a fibodiv number, since the Fibonacci-like sequence with seeds 27 and 33 contains 2733 itself.

It is a d-powerful number, because it can be written as 2⁹ + 3³ + 7 + 3⁷ .

It is a D-number.

2733 is a modest number, since divided by 33 gives 27 as remainder.

It is a plaindrome in base 9 and base 16.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2731) 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, 453 + ... + 458.

It is an arithmetic number, because the mean of its divisors is an integer number (912).

2²⁷³³ is an apocalyptic number.

It is an amenable number.

2733 is a deficient number, since it is larger than the sum of its proper divisors (915).

2733 is an equidigital number, since it uses as much as digits as its factorization.

2733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914.

The product of its digits is 126, while the sum is 15.

The square root of 2733 is about 52.2781024904. The cubic root of 2733 is about 13.9812674633.

Adding to 2733 its reverse (3372), we get a triangular number (6105 = T₁₁₀).

It can be divided in two parts, 273 and 3, that added together give a triangular number (276 = T₂₃).

The spelling of 2733 in words is "two thousand, seven hundred thirty-three".