276055 has 16 divisors (see below), whose sum is σ = 370944. Its totient is φ = 195840.

The previous prime is 276049. The next prime is 276079. The reversal of 276055 is 550672.

It is a happy number.

It is not a de Polignac number, because 276055 - 2³ = 276047 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1947 + ... + 2083.

It is an arithmetic number, because the mean of its divisors is an integer number (23184).

2²⁷⁶⁰⁵⁵ is an apocalyptic number.

276055 is a deficient number, since it is larger than the sum of its proper divisors (94889).

276055 is a wasteful number, since it uses less digits than its factorization.

276055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 276055 is about 525.4093642104. The cubic root of 276055 is about 65.1126252548.

The spelling of 276055 in words is "two hundred seventy-six thousand, fifty-five".