275345 has 8 divisors (see below), whose sum is σ = 377664. Its totient is φ = 188784.

The previous prime is 275339. The next prime is 275357. The reversal of 275345 is 543572.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 275345 - 2¹⁶ = 209809 is a prime.

It is a Curzon number.

It is a zygodrome in base 3.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3899 + ... + 3968.

It is an arithmetic number, because the mean of its divisors is an integer number (47208).

2²⁷⁵³⁴⁵ is an apocalyptic number.

It is an amenable number.

275345 is a deficient number, since it is larger than the sum of its proper divisors (102319).

275345 is an equidigital number, since it uses as much as digits as its factorization.

275345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7879.

The product of its digits is 4200, while the sum is 26.

The square root of 275345 is about 524.7332655740. The cubic root of 275345 is about 65.0567551632.

The spelling of 275345 in words is "two hundred seventy-five thousand, three hundred forty-five".