245286 has 12 divisors (see below), whose sum is σ = 531492. Its totient is φ = 81756.
The previous prime is 245279. The next prime is 245291. The reversal of 245286 is 682542.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6796 + ... + 6831.
It is an arithmetic number, because the mean of its divisors is an integer number (44291).
2245286 is an apocalyptic number.
245286 is an abundant number, since it is smaller than the sum of its proper divisors (286206).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245286 is a wasteful number, since it uses less digits than its factorization.
245286 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13635 (or 13632 counting only the distinct ones).
The product of its digits is 3840, while the sum is 27.
The square root of 245286 is about 495.2635661948. The cubic root of 245286 is about 62.5975862182.
The spelling of 245286 in words is "two hundred forty-five thousand, two hundred eighty-six".
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