Multipling 9940500 by its product of nonzero digits (1620), we get a square (16103610000 = 1269002).
Adding to 9940500 its reverse (50499), we get a palindrome (9990999).
It is a happy number.
9940500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
Almost surely, 29940500 is an apocalyptic number.
9940500 is a gapful number since it is divisible by the number (90) 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 9940500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16020186).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9940500 is a wasteful number, since it uses less digits than its factorization.
9940500 is an evil number, because the sum of its binary digits is even.
The square root of 9940500 is about 3152.8558482747. The cubic root of 9940500 is about 215.0153225063.
The spelling of 9940500 in words is "nine million, nine hundred forty thousand, five hundred".