It is a self number, because there is not a number n which added to its sum of digits gives 304038.
It is a congruent number.
2304038 is an apocalyptic number.
304038 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 304038, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (399360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
304038 is a wasteful number, since it uses less digits than its factorization.
304038 is an odious number, because the sum of its binary digits is odd.
The square root of 304038 is about 551.3964091287. The cubic root of 304038 is about 67.2423096654.
The spelling of 304038 in words is "three hundred four thousand, thirty-eight".