84134 has 16 divisors (see below), whose sum is σ = 138240. Its totient is φ = 38280.
The previous prime is 84131. The next prime is 84137. The reversal of 84134 is 43148.
It is an interprime number because it is at equal distance from previous prime (84131) and next prime (84137).
It is a Curzon number.
It is a plaindrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84131) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1397 + ... + 1455.
It is an arithmetic number, because the mean of its divisors is an integer number (8640).
284134 is an apocalyptic number.
84134 is a deficient number, since it is larger than the sum of its proper divisors (54106).
84134 is a wasteful number, since it uses less digits than its factorization.
84134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115.
The product of its digits is 384, while the sum is 20.
The square root of 84134 is about 290.0586147661. The cubic root of 84134 is about 43.8184669458.
The spelling of 84134 in words is "eighty-four thousand, one hundred thirty-four".
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