30918 is digitally balanced in base 4, 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.
30918 is an admirable number.
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 30918.
230918 is an apocalyptic number.
30918 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.
30918 is a wasteful number, since it uses less digits than its factorization.
30918 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5158.
The square root of 30918 is about 175.8351500696. The cubic root of 30918 is about 31.3860838709.
The spelling of 30918 in words is "thirty thousand, nine hundred eighteen".