256292 has 12 divisors (see below), whose sum is σ = 475020. Its totient is φ = 120576.
The previous prime is 256279. The next prime is 256301. The reversal of 256292 is 292652.
256292 is digitally balanced in base 2, 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 2 ways, for example, as 206116 + 50176 = 454^2 + 224^2 .
It is a d-powerful number, because it can be written as 22 + 54 + 216 + 6 + 95 + 217 .
It is a nialpdrome in base 8.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 256292.
It is an unprimeable number.
256292 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 3 ways as a sum of consecutive naturals, for example, 1817 + ... + 1952.
It is an arithmetic number, because the mean of its divisors is an integer number (39585).
2256292 is an apocalyptic number.
It is an amenable number.
256292 is a deficient number, since it is larger than the sum of its proper divisors (218728).
256292 is a wasteful number, since it uses less digits than its factorization.
256292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3790 (or 3788 counting only the distinct ones).
The product of its digits is 2160, while the sum is 26.
The square root of 256292 is about 506.2529012263. The cubic root of 256292 is about 63.5201746300.
The spelling of 256292 in words is "two hundred fifty-six thousand, two hundred ninety-two".
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