Adding to 2678 its sum of digits (23), we get a triangular number (2701 = T73).
Subtracting 2678 from its reverse (8762), we obtain a square (6084 = 782).
2678 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
2678 is strictly pandigital in base 5.
It is a plaindrome in base 10.
It is a nialpdrome in base 14 and base 16.
It is a congruent number.
22678 is an apocalyptic number.
2678 is a wasteful number, since it uses less digits than its factorization.
2678 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118.
The square root of 2678 is about 51.7493961317. The cubic root of 2678 is about 13.8868429579.
The spelling of 2678 in words is "two thousand, six hundred seventy-eight".