It is a congruent number.
It is an unprimeable number.
21146680 is an apocalyptic number.
1146680 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 pseudoperfect number, because it is the sum of a subset of its proper divisors.
1146680 is a wasteful number, since it uses less digits than its factorization.
1146680 is an evil number, because the sum of its binary digits is even.
The square root of 1146680 is about 1070.8314526572. The cubic root of 1146680 is about 104.6680369996.
The spelling of 1146680 in words is "one million, one hundred forty-six thousand, six hundred eighty".