275776 has 28 divisors (see below), whose sum is σ = 568960. Its totient is φ = 132480.

The previous prime is 275773. The next prime is 275783. The reversal of 275776 is 677572.

275776 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275773) 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, 1915 + ... + 2053.

It is an arithmetic number, because the mean of its divisors is an integer number (20320).

2²⁷⁵⁷⁷⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 275776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284480).

275776 is an abundant number, since it is smaller than the sum of its proper divisors (293184).

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

275776 is a wasteful number, since it uses less digits than its factorization.

275776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182 (or 172 counting only the distinct ones).

The product of its digits is 20580, while the sum is 34.

The square root of 275776 is about 525.1437898328. The cubic root of 275776 is about 65.0906821082.

The spelling of 275776 in words is "two hundred seventy-five thousand, seven hundred seventy-six".