160890 has 32 divisors (see below), whose sum is σ = 400896. Its totient is φ = 41280.
The previous prime is 160883. The next prime is 160903. The reversal of 160890 is 98061.
It is a nialpdrome in base 11.
It is a self number, because there is not a number n which added to its sum of digits gives 160890.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 160890.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 844 + ... + 1016.
It is an arithmetic number, because the mean of its divisors is an integer number (12528).
2160890 is an apocalyptic number.
160890 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 160890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200448).
160890 is an abundant number, since it is smaller than the sum of its proper divisors (240006).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
160890 is a wasteful number, since it uses less digits than its factorization.
160890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214.
The product of its (nonzero) digits is 432, while the sum is 24.
The square root of 160890 is about 401.1109572176. The cubic root of 160890 is about 54.3888259200.
The spelling of 160890 in words is "one hundred sixty thousand, eight hundred ninety".
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