It is a happy number.
11662650 is a `hidden beast` number, since 1 + 1 + 6 + 6 + 2 + 650 = 666.
Almost surely, 211662650 is an apocalyptic number.
11662650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 11662650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16472160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11662650 is a wasteful number, since it uses less digits than its factorization.
11662650 is an evil number, because the sum of its binary digits is even.
The square root of 11662650 is about 3415.0622249089. The cubic root of 11662650 is about 226.7770391918. Note that the first 3 decimals are identical.
The spelling of 11662650 in words is "eleven million, six hundred sixty-two thousand, six hundred fifty".