408090 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 408090.
408090 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2408090 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 408090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (499968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
408090 is a wasteful number, since it uses less digits than its factorization.
408090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 294.
The square root of 408090 is about 638.8192232549. The cubic root of 408090 is about 74.1740485576.
Adding to 408090 its reverse (90804), we get a palindrome (498894).
The spelling of 408090 in words is "four hundred eight thousand, ninety".