2836 has 6 divisors (see below), whose sum is σ = 4970.
Its totient is φ = 1416.
The previous prime is 2833. The next prime is 2837. The reversal of 2836 is 6382.
It can be written as a sum of positive squares in only one way, i.e., 1936 + 900 = 44^2 + 30^2
2836 is a modest number, since divided by 36 gives 28 as remainder.
It is a nialpdrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2833) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 351 + ... + 358.
It is an amenable number.
2836 is a deficient number, since it is larger than the sum of its proper divisors (2134).
2836 is a wasteful number, since it uses less digits than its factorization.
2836 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 713 (or 711 counting only the distinct ones).
The product of its digits is 288, while the sum is 19.
The square root of 2836 is about 53.2541078228.
The cubic root of 2836 is about 14.1547458349.
It can be divided in two parts, 283 and 6, that added together give a square (289 = 172).
The spelling of 2836 in words is "two thousand, eight hundred thirty-six".