It is a sphenic number, since it is the product of 3 distinct primes.
6906 is an admirable number.
It is a congruent number.
6906 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
26906 is an apocalyptic number.
6906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6906 is a wasteful number, since it uses less digits than its factorization.
6906 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1156.
The square root of 6906 is about 83.1023465373. The cubic root of 6906 is about 19.0432992188.
The spelling of 6906 in words is "six thousand, nine hundred six".