27080705 has 16 divisors (see below), whose sum is σ = 33868800. Its totient is φ = 20768640.

The previous prime is 27080699. The next prime is 27080717. The reversal of 27080705 is 50708072.

It is not a de Polignac number, because 27080705 - 2⁴ = 27080689 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10976 + ... + 13214.

It is an arithmetic number, because the mean of its divisors is an integer number (2116800).

Almost surely, 2^27080705 is an apocalyptic number.

It is an amenable number.

27080705 is a deficient number, since it is larger than the sum of its proper divisors (6788095).

27080705 is a wasteful number, since it uses less digits than its factorization.

27080705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344.

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 27080705 is about 5203.9124704399. The cubic root of 27080705 is about 300.2986100822.

Adding to 27080705 its reverse (50708072), we get a palindrome (77788777).

The spelling of 27080705 in words is "twenty-seven million, eighty thousand, seven hundred five".