275275 has 36 divisors (see below), whose sum is σ = 461776. Its totient is φ = 158400.

The previous prime is 275269. The next prime is 275299. The reversal of 275275 is 572572.

It is not a de Polignac number, because 275275 - 2⁷ = 275147 is a prime.

It is an Ulam number.

It is a plaindrome in base 12.

It is a zygodrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21169 + ... + 21181.

2²⁷⁵²⁷⁵ is an apocalyptic number.

275275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

275275 is a deficient number, since it is larger than the sum of its proper divisors (186501).

275275 is a wasteful number, since it uses less digits than its factorization.

275275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52 (or 36 counting only the distinct ones).

The product of its digits is 4900, while the sum is 28.

The square root of 275275 is about 524.6665607793. Note that the first 3 decimals coincide. The cubic root of 275275 is about 65.0512416452.

The spelling of 275275 in words is "two hundred seventy-five thousand, two hundred seventy-five".