Adding to 40103400 its reverse (430104), we get a palindrome (40533504).
It is an unprimeable number.
Almost surely, 240103400 is an apocalyptic number.
40103400 is a gapful number since it is divisible by the number (40) 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 40103400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62942400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40103400 is a wasteful number, since it uses less digits than its factorization.
40103400 is an odious number, because the sum of its binary digits is odd.
The square root of 40103400 is about 6332.7245321425. The cubic root of 40103400 is about 342.2896216332.
The spelling of 40103400 in words is "forty million, one hundred three thousand, four hundred".