216034 has 16 divisors (see below), whose sum is σ = 399168. Its totient is φ = 85392.
The previous prime is 216023. The next prime is 216037. The reversal of 216034 is 430612.
216034 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a nialpdrome in base 13.
It is a junction number, because it is equal to n+sod(n) for n = 215999 and 216017.
It is not an unprimeable number, because it can be changed into a prime (216037) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412 + ... + 775.
It is an arithmetic number, because the mean of its divisors is an integer number (24948).
216034 is a Friedman number, since it can be written as 60^(2+1)+34, using all its digits and the basic arithmetic operations.
2216034 is an apocalyptic number.
216034 is a deficient number, since it is larger than the sum of its proper divisors (183134).
216034 is a wasteful number, since it uses less digits than its factorization.
216034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1209.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 216034 is about 464.7945782816. The cubic root of 216034 is about 60.0031479830.
Adding to 216034 its reverse (430612), we get a palindrome (646646).
The spelling of 216034 in words is "two hundred sixteen thousand, thirty-four".
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