83291 has 8 divisors (see below), whose sum is σ = 92400. Its totient is φ = 74592.
The previous prime is 83273. The next prime is 83299. The reversal of 83291 is 19238.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 83291 - 26 = 83227 is a prime.
It is a Duffinian number.
It is a plaindrome in base 16.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 83291.
It is not an unprimeable number, because it can be changed into a prime (83299) 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, 485 + ... + 633.
It is an arithmetic number, because the mean of its divisors is an integer number (11550).
283291 is an apocalyptic number.
83291 is a deficient number, since it is larger than the sum of its proper divisors (9109).
83291 is a wasteful number, since it uses less digits than its factorization.
83291 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 205.
The product of its digits is 432, while the sum is 23.
The square root of 83291 is about 288.6018017962. The cubic root of 83291 is about 43.6716256694.
The spelling of 83291 in words is "eighty-three thousand, two hundred ninety-one".
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