230286 has 16 divisors (see below), whose sum is σ = 526464. Its totient is φ = 65784.
The previous prime is 230281. The next prime is 230291. The reversal of 230286 is 682032.
230286 = T114 + T115 + ... + T141.
230286 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (230281) and next prime (230291).
It is a super-3 number, since 3×2302863 = 36637333987900968, which contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230281) by changing a digit.
230286 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2700 + ... + 2783.
It is an arithmetic number, because the mean of its divisors is an integer number (32904).
2230286 is an apocalyptic number.
230286 is an abundant number, since it is smaller than the sum of its proper divisors (296178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230286 is a wasteful number, since it uses less digits than its factorization.
230286 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5495.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 230286 is about 479.8812353072. The cubic root of 230286 is about 61.2946418962.
The spelling of 230286 in words is "two hundred thirty thousand, two hundred eighty-six".
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