275982 has 16 divisors (see below), whose sum is σ = 630912. Its totient is φ = 78840.

The previous prime is 275981. The next prime is 275987. The reversal of 275982 is 289572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275981) 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, 3244 + ... + 3327.

It is an arithmetic number, because the mean of its divisors is an integer number (39432).

2²⁷⁵⁹⁸² is an apocalyptic number.

275982 is an abundant number, since it is smaller than the sum of its proper divisors (354930).

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

275982 is a wasteful number, since it uses less digits than its factorization.

275982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6583.

The product of its digits is 10080, while the sum is 33.

The square root of 275982 is about 525.3398899760. The cubic root of 275982 is about 65.1068852867.

The spelling of 275982 in words is "two hundred seventy-five thousand, nine hundred eighty-two".