2799 has 6 divisors (see below), whose sum is σ = 4056. Its totient is φ = 1860.

The previous prime is 2797. The next prime is 2801. The reversal of 2799 is 9972.

It is an interprime number because it is at equal distance from previous prime (2797) and next prime (2801).

It is not a de Polignac number, because 2799 - 2¹ = 2797 is a prime.

2799 is a modest number, since divided by 99 gives 27 as remainder.

It is a plaindrome in base 10 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2791) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 147 + ... + 164.

It is an arithmetic number, because the mean of its divisors is an integer number (676).

2799 is a deficient number, since it is larger than the sum of its proper divisors (1257).

2799 is a wasteful number, since it uses less digits than its factorization.

2799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317 (or 314 counting only the distinct ones).

The product of its digits is 1134, while the sum is 27.

The square root of 2799 is about 52.9055762656. The cubic root of 2799 is about 14.0929193361.

Subtracting from 2799 its sum of digits (27), we obtain a palindrome (2772).

The spelling of 2799 in words is "two thousand, seven hundred ninety-nine".