87283 has 8 divisors (see below), whose sum is σ = 102752. Its totient is φ = 72576.
The previous prime is 87281. The next prime is 87293. The reversal of 87283 is 38278.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 87283 - 21 = 87281 is a prime.
It is a Duffinian number.
It is a plaindrome in base 15.
It is not an unprimeable number, because it can be changed into a prime (87281) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91 + ... + 427.
It is an arithmetic number, because the mean of its divisors is an integer number (12844).
287283 is an apocalyptic number.
87283 is a deficient number, since it is larger than the sum of its proper divisors (15469).
87283 is a wasteful number, since it uses less digits than its factorization.
87283 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 381.
The product of its digits is 2688, while the sum is 28.
The square root of 87283 is about 295.4369645119. The cubic root of 87283 is about 44.3584696745.
The spelling of 87283 in words is "eighty-seven thousand, two hundred eighty-three".
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