It is a congruent number.
Almost surely, 2161826000 is an apocalyptic number.
161826000 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 161826000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298207104).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161826000 is a wasteful number, since it uses less digits than its factorization.
161826000 is an odious number, because the sum of its binary digits is odd.
The square root of 161826000 is about 12721.0848593978. The cubic root of 161826000 is about 544.9409357196.
The spelling of 161826000 in words is "one hundred sixty-one million, eight hundred twenty-six thousand".