84286 has 16 divisors (see below), whose sum is σ = 139536. Its totient is φ = 38016.

The previous prime is 84263. The next prime is 84299. The reversal of 84286 is 68248.

84286 is nontrivially palindromic in base 15.

It is a congruent number.

It is an unprimeable number.

84286 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1225 + ... + 1291.

It is an arithmetic number, because the mean of its divisors is an integer number (8721).

2⁸⁴²⁸⁶ is an apocalyptic number.

84286 is a deficient number, since it is larger than the sum of its proper divisors (55250).

84286 is a wasteful number, since it uses less digits than its factorization.

84286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123.

The product of its digits is 3072, while the sum is 28.

The square root of 84286 is about 290.3205125374. The cubic root of 84286 is about 43.8448391616.

The spelling of 84286 in words is "eighty-four thousand, two hundred eighty-six".