Adding to 185000000 its reverse (581), we get a palindrome (185000581).
Almost surely, 2185000000 is an apocalyptic number.
185000000 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 185000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235643928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
185000000 is an frugal number, since it uses more digits than its factorization.
185000000 is an odious number, because the sum of its binary digits is odd.
The square root of 185000000 is about 13601.4705087354. The cubic root of 185000000 is about 569.8019215305.
The spelling of 185000000 in words is "one hundred eighty-five million", and thus it is an aban number.