27679712 has 24 divisors (see below), whose sum is σ = 55112400. Its totient is φ = 13682944.

The previous prime is 27679709. The next prime is 27679721. The reversal of 27679712 is 21797672.

It is a self number, because there is not a number n which added to its sum of digits gives 27679712.

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 3 ways as a sum of consecutive naturals, for example, 2012 + ... + 7707.

It is an arithmetic number, because the mean of its divisors is an integer number (2296350).

Almost surely, 2^27679712 is an apocalyptic number.

It is an amenable number.

27679712 is a deficient number, since it is larger than the sum of its proper divisors (27432688).

27679712 is an equidigital number, since it uses as much as digits as its factorization.

27679712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9818 (or 9810 counting only the distinct ones).

The product of its digits is 74088, while the sum is 41.

The square root of 27679712 is about 5261.1512048220. The cubic root of 27679712 is about 302.4966172242.

The spelling of 27679712 in words is "twenty-seven million, six hundred seventy-nine thousand, seven hundred twelve".