It is an Ulam number.
It is a plaindrome in base 12.
It is a zygodrome in base 12.
It is an unprimeable number.
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 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 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".