27379005 has 16 divisors (see below), whose sum is σ = 44634240. Its totient is φ = 14326208.

The previous prime is 27378997. The next prime is 27379013. The reversal of 27379005 is 50097372.

It is an interprime number because it is at equal distance from previous prime (27378997) and next prime (27379013).

It is a cyclic number.

It is not a de Polignac number, because 27379005 - 2³ = 27378997 is a prime.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 16425 + ... + 18014.

It is an arithmetic number, because the mean of its divisors is an integer number (2789640).

Almost surely, 2^27379005 is an apocalyptic number.

It is an amenable number.

27379005 is a deficient number, since it is larger than the sum of its proper divisors (17255235).

27379005 is a wasteful number, since it uses less digits than its factorization.

27379005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34500.

The product of its (nonzero) digits is 13230, while the sum is 33.

The square root of 27379005 is about 5232.4951027211. The cubic root of 27379005 is about 301.3972048487.

The spelling of 27379005 in words is "twenty-seven million, three hundred seventy-nine thousand, five".