2867 has 4 divisors (see below), whose sum is σ = 2976. Its totient is φ = 2760.

The previous prime is 2861. The next prime is 2879. The reversal of 2867 is 7682.

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 a cyclic number.

It is not a de Polignac number, because 2867 - 2⁴ = 2851 is a prime.

It is a Duffinian number.

It is a plaindrome in base 7 and base 12.

It is a nialpdrome in base 15 and base 16.

It is not an unprimeable number, because it can be changed into a prime (2861) 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, 17 + ... + 77.

It is an arithmetic number, because the mean of its divisors is an integer number (744).

2867 is a deficient number, since it is larger than the sum of its proper divisors (109).

2867 is an equidigital number, since it uses as much as digits as its factorization.

2867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108.

The product of its digits is 672, while the sum is 23.

The square root of 2867 is about 53.5443741209. The cubic root of 2867 is about 14.2061336988.

It can be divided in two parts, 286 and 7, that multiplied together give a palindrome (2002).

The spelling of 2867 in words is "two thousand, eight hundred sixty-seven".