275255 has 4 divisors (see below), whose sum is σ = 330312. Its totient is φ = 220200.

The previous prime is 275251. The next prime is 275263. The reversal of 275255 is 552572.

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

It is not a de Polignac number, because 275255 - 2² = 275251 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275251) 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, 27521 + ... + 27530.

It is an arithmetic number, because the mean of its divisors is an integer number (82578).

2²⁷⁵²⁵⁵ is an apocalyptic number.

275255 is a deficient number, since it is larger than the sum of its proper divisors (55057).

275255 is an equidigital number, since it uses as much as digits as its factorization.

275255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55056.

The product of its digits is 3500, while the sum is 26.

The square root of 275255 is about 524.6475007088. The cubic root of 275255 is about 65.0496661827.

It can be divided in two parts, 275 and 255, that multiplied together give a triangular number (70125 = T₃₇₄).

The spelling of 275255 in words is "two hundred seventy-five thousand, two hundred fifty-five".