It is a congruent number.
It is an unprimeable number.
21874400 is an apocalyptic number.
1874400 is a gapful number since it is divisible by the number (10) 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 1874400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3374784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1874400 is a wasteful number, since it uses less digits than its factorization.
1874400 is an evil number, because the sum of its binary digits is even.
The square root of 1874400 is about 1369.0872872100. The cubic root of 1874400 is about 123.2974491822.
The spelling of 1874400 in words is "one million, eight hundred seventy-four thousand, four hundred".