151840 divided by its product of nonzero digits (160) gives a palindrome (949).
Adding to 151840 its reverse (48151), we get a palindrome (199991).
It is a congruent number.
2151840 is an apocalyptic number.
151840 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 151840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151840 is a wasteful number, since it uses less digits than its factorization.
151840 is an odious number, because the sum of its binary digits is odd.
The square root of 151840 is about 389.6665240946. Note that the first 3 decimals coincide. The cubic root of 151840 is about 53.3493007746.
The spelling of 151840 in words is "one hundred fifty-one thousand, eight hundred forty".