230165 has 8 divisors (see below), whose sum is σ = 297528. Its totient is φ = 169920.
The previous prime is 230149. The next prime is 230189. The reversal of 230165 is 561032.
It can be written as a sum of positive squares in 4 ways, for example, as 1681 + 228484 = 41^2 + 478^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 230165 - 24 = 230149 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1706 + ... + 1835.
It is an arithmetic number, because the mean of its divisors is an integer number (37191).
2230165 is an apocalyptic number.
It is an amenable number.
230165 is a deficient number, since it is larger than the sum of its proper divisors (67363).
230165 is a wasteful number, since it uses less digits than its factorization.
230165 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3559.
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 230165 is about 479.7551458817. The cubic root of 230165 is about 61.2839045941.
Adding to 230165 its reverse (561032), we get a palindrome (791197).
It can be divided in two parts, 230 and 165, that multiplied together give a triangular number (37950 = T275).
The spelling of 230165 in words is "two hundred thirty thousand, one hundred sixty-five".
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