27966601 has 8 divisors (see below), whose sum is σ = 30481920. Its totient is φ = 25503312.

The previous prime is 27966599. The next prime is 27966611. The reversal of 27966601 is 10666972.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27966601 - 2¹ = 27966599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27966611) 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 7 ways as a sum of consecutive naturals, for example, 11881 + ... + 14038.

It is an arithmetic number, because the mean of its divisors is an integer number (3810240).

Almost surely, 2^27966601 is an apocalyptic number.

It is an amenable number.

27966601 is a deficient number, since it is larger than the sum of its proper divisors (2515319).

27966601 is a wasteful number, since it uses less digits than its factorization.

27966601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26015.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 27966601 is about 5288.3457716000. The cubic root of 27966601 is about 303.5381122033.

The spelling of 27966601 in words is "twenty-seven million, nine hundred sixty-six thousand, six hundred one".