27084109 has 12 divisors (see below), whose sum is σ = 30017856. Its totient is φ = 24412752.

The previous prime is 27084091. The next prime is 27084121. The reversal of 27084109 is 90148072.

It is not a de Polignac number, because 27084109 - 2⁷ = 27083981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27084199) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 5404 + ... + 9130.

It is an arithmetic number, because the mean of its divisors is an integer number (2501488).

Almost surely, 2^27084109 is an apocalyptic number.

It is an amenable number.

27084109 is a deficient number, since it is larger than the sum of its proper divisors (2933747).

27084109 is a wasteful number, since it uses less digits than its factorization.

27084109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3796 (or 3783 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 27084109 is about 5204.2395217745. The cubic root of 27084109 is about 300.3111919019.

The spelling of 27084109 in words is "twenty-seven million, eighty-four thousand, one hundred nine".