83173 has 4 divisors (see below), whose sum is σ = 85888. Its totient is φ = 80460.
The previous prime is 83137. The next prime is 83177. The reversal of 83173 is 37138.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-83173 is a prime.
It is a Duffinian number.
It is a plaindrome in base 14 and base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83177) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1311 + ... + 1372.
It is an arithmetic number, because the mean of its divisors is an integer number (21472).
283173 is an apocalyptic number.
It is an amenable number.
83173 is a deficient number, since it is larger than the sum of its proper divisors (2715).
83173 is a wasteful number, since it uses less digits than its factorization.
83173 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2714.
The product of its digits is 504, while the sum is 22.
The square root of 83173 is about 288.3972954103. The cubic root of 83173 is about 43.6509924385.
It can be divided in two parts, 83 and 173, that added together give a 8-th power (256 = 28).
The spelling of 83173 in words is "eighty-three thousand, one hundred seventy-three".
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