27012275 has 6 divisors (see below), whose sum is σ = 33495252. Its totient is φ = 21609800.

The previous prime is 27012241. The next prime is 27012283. The reversal of 27012275 is 57221072.

It is not a de Polignac number, because 27012275 - 2⁶ = 27012211 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 540221 + ... + 540270.

It is an arithmetic number, because the mean of its divisors is an integer number (5582542).

Almost surely, 2^27012275 is an apocalyptic number.

27012275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27012275 is a deficient number, since it is larger than the sum of its proper divisors (6482977).

27012275 is a wasteful number, since it uses less digits than its factorization.

27012275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080501 (or 1080496 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 27012275 is about 5197.3334509150. Note that the first 3 decimals coincide. The cubic root of 27012275 is about 300.0454560751.

The spelling of 27012275 in words is "twenty-seven million, twelve thousand, two hundred seventy-five".