27080679 has 4 divisors (see below), whose sum is σ = 36107576. Its totient is φ = 18053784.

The previous prime is 27080621. The next prime is 27080689. The reversal of 27080679 is 97608072.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 27080679 - 2¹² = 27076583 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 (27080689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4513444 + ... + 4513449.

It is an arithmetic number, because the mean of its divisors is an integer number (9026894).

Almost surely, 2^27080679 is an apocalyptic number.

27080679 is a deficient number, since it is larger than the sum of its proper divisors (9026897).

27080679 is an equidigital number, since it uses as much as digits as its factorization.

27080679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9026896.

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 27080679 is about 5203.9099723189. The cubic root of 27080679 is about 300.2985139773.

The spelling of 27080679 in words is "twenty-seven million, eighty thousand, six hundred seventy-nine".