275828276 has 12 divisors (see below), whose sum is σ = 485775108. Its totient is φ = 137035392.

The previous prime is 275828261. The next prime is 275828323. The reversal of 275828276 is 672828572.

It can be written as a sum of positive squares in 2 ways, for example, as 64416676 + 211411600 = 8026^2 + 14540^2 .

It is a super-2 number, since 2×275828276² = 152162475682264352, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 275828276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218981 + ... + 220236.

It is an arithmetic number, because the mean of its divisors is an integer number (40481259).

Almost surely, 2^275828276 is an apocalyptic number.

It is an amenable number.

275828276 is a deficient number, since it is larger than the sum of its proper divisors (209946832).

275828276 is a wasteful number, since it uses less digits than its factorization.

275828276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439378 (or 439376 counting only the distinct ones).

The product of its digits is 752640, while the sum is 47.

The square root of 275828276 is about 16608.0786366154. The cubic root of 275828276 is about 650.9479470384.

The spelling of 275828276 in words is "two hundred seventy-five million, eight hundred twenty-eight thousand, two hundred seventy-six".