275885 has 8 divisors (see below), whose sum is σ = 345600. Its totient is φ = 211024.

The previous prime is 275881. The next prime is 275897. The reversal of 275885 is 588572.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 275885 - 2² = 275881 is a prime.

It is a super-2 number, since 2×275885² = 152225066450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275881) 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, 1085 + ... + 1314.

It is an arithmetic number, because the mean of its divisors is an integer number (43200).

2²⁷⁵⁸⁸⁵ is an apocalyptic number.

It is an amenable number.

275885 is a deficient number, since it is larger than the sum of its proper divisors (69715).

275885 is a wasteful number, since it uses less digits than its factorization.

275885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2427.

The product of its digits is 22400, while the sum is 35.

The square root of 275885 is about 525.2475606797. The cubic root of 275885 is about 65.0992566395.

The spelling of 275885 in words is "two hundred seventy-five thousand, eight hundred eighty-five".