230922 has 12 divisors (see below), whose sum is σ = 500370. Its totient is φ = 76968.
The previous prime is 230891. The next prime is 230929. The reversal of 230922 is 229032.
It can be written as a sum of positive squares in only one way, i.e., 168921 + 62001 = 411^2 + 249^2 .
It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 12829 = 230922 / (2 + 3 + 0 + 9 + 2 + 2).
It is a junction number, because it is equal to n+sod(n) for n = 230895 and 230904.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 230922.
It is not an unprimeable number, because it can be changed into a prime (230929) by changing a digit.
230922 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6397 + ... + 6432.
2230922 is an apocalyptic number.
230922 is an abundant number, since it is smaller than the sum of its proper divisors (269448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230922 is a wasteful number, since it uses less digits than its factorization.
230922 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12837 (or 12834 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 230922 is about 480.5434423650. The cubic root of 230922 is about 61.3510175324.
Adding to 230922 its reverse (229032), we get a palindrome (459954).
The spelling of 230922 in words is "two hundred thirty thousand, nine hundred twenty-two".
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