It is a congruent number.
It is an unprimeable number.
Almost surely, 28242400 is an apocalyptic number.
8242400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8242400 is a wasteful number, since it uses less digits than its factorization.
8242400 is an evil number, because the sum of its binary digits is even.
The square root of 8242400 is about 2870.9580282547. The cubic root of 8242400 is about 201.9999346469. Note that the first 4 decimals are identical.
Adding to 8242400 its reverse (42428), we get a palindrome (8284828).
The spelling of 8242400 in words is "eight million, two hundred forty-two thousand, four hundred".