6486 has 16 divisors (see below), whose sum is σ = 13824. Its totient is φ = 2024.

The previous prime is 6481. The next prime is 6491. The reversal of 6486 is 6846.

It is an interprime number because it is at equal distance from previous prime (6481) and next prime (6491).

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 6486.

It is not an unprimeable number, because it can be changed into a prime (6481) 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 7 ways as a sum of consecutive naturals, for example, 115 + ... + 161.

It is an arithmetic number, because the mean of its divisors is an integer number (864).

6486 is an abundant number, since it is smaller than the sum of its proper divisors (7338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6912).

6486 is a wasteful number, since it uses less digits than its factorization.

6486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75.

The product of its digits is 1152, while the sum is 24.

The square root of 6486 is about 80.5357063668. The cubic root of 6486 is about 18.6491473949.

It can be divided in two parts, 6 and 486, that multiplied together give a square (2916 = 54²).

The spelling of 6486 in words is "six thousand, four hundred eighty-six".