276057 has 12 divisors (see below), whose sum is σ = 410020. Its totient is φ = 178848.

The previous prime is 276049. The next prime is 276079. The reversal of 276057 is 750672.

It can be written as a sum of positive squares in 2 ways, for example, as 207936 + 68121 = 456^2 + 261^2 .

It is not a de Polignac number, because 276057 - 2³ = 276049 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 276057.

It is not an unprimeable number, because it can be changed into a prime (276007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82 + ... + 747.

2²⁷⁶⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

276057 is a deficient number, since it is larger than the sum of its proper divisors (133963).

276057 is a wasteful number, since it uses less digits than its factorization.

276057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872 (or 869 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 276057 is about 525.4112674848. The cubic root of 276057 is about 65.1127824999.

It can be divided in two parts, 27 and 6057, that added together give a square (6084 = 78²).

The spelling of 276057 in words is "two hundred seventy-six thousand, fifty-seven".