275867 has 4 divisors (see below), whose sum is σ = 279720. Its totient is φ = 272016.

The previous prime is 275837. The next prime is 275881. The reversal of 275867 is 768572.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 275867 - 2¹⁰ = 274843 is a prime.

It is a super-2 number, since 2×275867² = 152205203378, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 12.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 275867.

It is not an unprimeable number, because it can be changed into a prime (275827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1817 + ... + 1962.

It is an arithmetic number, because the mean of its divisors is an integer number (69930).

2²⁷⁵⁸⁶⁷ is an apocalyptic number.

275867 is a deficient number, since it is larger than the sum of its proper divisors (3853).

275867 is an equidigital number, since it uses as much as digits as its factorization.

275867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3852.

The product of its digits is 23520, while the sum is 35.

The square root of 275867 is about 525.2304256229. The cubic root of 275867 is about 65.0978408175.

The spelling of 275867 in words is "two hundred seventy-five thousand, eight hundred sixty-seven".