255236 has 6 divisors (see below), whose sum is σ = 446670. Its totient is φ = 127616.
The previous prime is 255217. The next prime is 255239. The reversal of 255236 is 632552.
It is a happy number.
255236 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 136900 + 118336 = 370^2 + 344^2 .
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 255236.
It is not an unprimeable number, because it can be changed into a prime (255239) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31901 + ... + 31908.
It is an arithmetic number, because the mean of its divisors is an integer number (74445).
2255236 is an apocalyptic number.
It is an amenable number.
255236 is a deficient number, since it is larger than the sum of its proper divisors (191434).
255236 is a wasteful number, since it uses less digits than its factorization.
255236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63813 (or 63811 counting only the distinct ones).
The product of its digits is 1800, while the sum is 23.
The square root of 255236 is about 505.2088676973. The cubic root of 255236 is about 63.4328138045.
Adding to 255236 its reverse (632552), we get a palindrome (887788).
The spelling of 255236 in words is "two hundred fifty-five thousand, two hundred thirty-six".
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