It is a nialpdrome in base 15.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 34440.
It is an unprimeable number.
234440 is an apocalyptic number.
34440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 34440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34440 is a wasteful number, since it uses less digits than its factorization.
34440 is an odious number, because the sum of its binary digits is odd.
The square root of 34440 is about 185.5801713546. The cubic root of 34440 is about 32.5352674356.
Adding to 34440 its reverse (4443), we get a palindrome (38883).
The spelling of 34440 in words is "thirty-four thousand, four hundred forty".