275707 has 4 divisors (see below), whose sum is σ = 280440. Its totient is φ = 270976.

The previous prime is 275699. The next prime is 275711. The reversal of 275707 is 707572.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 275707 - 2³ = 275699 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (275767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2278 + ... + 2395.

It is an arithmetic number, because the mean of its divisors is an integer number (70110).

2²⁷⁵⁷⁰⁷ is an apocalyptic number.

275707 is a deficient number, since it is larger than the sum of its proper divisors (4733).

275707 is an equidigital number, since it uses as much as digits as its factorization.

275707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4732.

The product of its (nonzero) digits is 3430, while the sum is 28.

The square root of 275707 is about 525.0780894305. The cubic root of 275707 is about 65.0852530260.

The spelling of 275707 in words is "two hundred seventy-five thousand, seven hundred seven".