275395 has 4 divisors (see below), whose sum is σ = 330480. Its totient is φ = 220312.

The previous prime is 275393. The next prime is 275399. The reversal of 275395 is 593572.

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 275395 - 2¹ = 275393 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

275395 is a lucky number.

It is a plaindrome in base 11 and base 12.

It is not an unprimeable number, because it can be changed into a prime (275393) 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, 27535 + ... + 27544.

It is an arithmetic number, because the mean of its divisors is an integer number (82620).

2²⁷⁵³⁹⁵ is an apocalyptic number.

275395 is a deficient number, since it is larger than the sum of its proper divisors (55085).

275395 is an equidigital number, since it uses as much as digits as its factorization.

275395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55084.

The product of its digits is 9450, while the sum is 31.

The square root of 275395 is about 524.7809066649. The cubic root of 275395 is about 65.0606928182.

The spelling of 275395 in words is "two hundred seventy-five thousand, three hundred ninety-five".