84276 has 18 divisors (see below), whose sum is σ = 213122. Its totient is φ = 28080.

The previous prime is 84263. The next prime is 84299. The reversal of 84276 is 67248.

84276 is nontrivially palindromic in base 5.

It can be written as a sum of positive squares in only one way, i.e., 76176 + 8100 = 276^2 + 90^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1135 + ... + 1206.

2⁸⁴²⁷⁶ is an apocalyptic number.

It is an amenable number.

84276 is an abundant number, since it is smaller than the sum of its proper divisors (128846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84276 is a wasteful number, since it uses less digits than its factorization.

84276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2351 (or 2346 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 84276 is about 290.3032896817. The cubic root of 84276 is about 43.8431051222.

The spelling of 84276 in words is "eighty-four thousand, two hundred seventy-six".