84159 has 10 divisors (see below), whose sum is σ = 125840. Its totient is φ = 56052.

The previous prime is 84143. The next prime is 84163. The reversal of 84159 is 95148.

It is not a de Polignac number, because 84159 - 2⁴ = 84143 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84179) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 439 + ... + 600.

It is an arithmetic number, because the mean of its divisors is an integer number (12584).

2⁸⁴¹⁵⁹ is an apocalyptic number.

84159 is a deficient number, since it is larger than the sum of its proper divisors (41681).

84159 is a wasteful number, since it uses less digits than its factorization.

84159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051 (or 1042 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 84159 is about 290.1017063032. The cubic root of 84159 is about 43.8228066626.

It can be divided in two parts, 841 and 59, that added together give a square (900 = 30²).

The spelling of 84159 in words is "eighty-four thousand, one hundred fifty-nine".