275274965 has 32 divisors (see below), whose sum is σ = 401345280. Its totient is φ = 176937984.

The previous prime is 275274929. The next prime is 275274977. The reversal of 275274965 is 569472572.

It is a cyclic number.

It is not a de Polignac number, because 275274965 - 2²⁴ = 258497749 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173546 + ... + 175124.

It is an arithmetic number, because the mean of its divisors is an integer number (12542040).

Almost surely, 2^275274965 is an apocalyptic number.

It is an amenable number.

275274965 is a deficient number, since it is larger than the sum of its proper divisors (126070315).

275274965 is a wasteful number, since it uses less digits than its factorization.

275274965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901.

The product of its digits is 1058400, while the sum is 47.

The square root of 275274965 is about 16591.4123871357. The cubic root of 275274965 is about 650.5123888819.

The spelling of 275274965 in words is "two hundred seventy-five million, two hundred seventy-four thousand, nine hundred sixty-five".