286982 has 16 divisors (see below), whose sum is σ = 456192. Its totient is φ = 135240.

The previous prime is 286981. The next prime is 286987. The reversal of 286982 is 289682.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 286982.

It is not an unprimeable number, because it can be changed into a prime (286981) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4007 + ... + 4077.

It is an arithmetic number, because the mean of its divisors is an integer number (28512).

2²⁸⁶⁹⁸² is an apocalyptic number.

286982 is a deficient number, since it is larger than the sum of its proper divisors (169210).

286982 is a wasteful number, since it uses less digits than its factorization.

286982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163.

The product of its digits is 13824, while the sum is 35.

The square root of 286982 is about 535.7070094744. The cubic root of 286982 is about 65.9606438152.

The spelling of 286982 in words is "two hundred eighty-six thousand, nine hundred eighty-two".