27715916 has 12 divisors (see below), whose sum is σ = 51356088. Its totient is φ = 13042752.

The previous prime is 27715913. The next prime is 27715949. The reversal of 27715916 is 61951772.

It is a self number, because there is not a number n which added to its sum of digits gives 27715916.

It is not an unprimeable number, because it can be changed into a prime (27715913) 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 3 ways as a sum of consecutive naturals, for example, 203726 + ... + 203861.

It is an arithmetic number, because the mean of its divisors is an integer number (4279674).

Almost surely, 2^27715916 is an apocalyptic number.

It is an amenable number.

27715916 is a deficient number, since it is larger than the sum of its proper divisors (23640172).

27715916 is a wasteful number, since it uses less digits than its factorization.

27715916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407608 (or 407606 counting only the distinct ones).

The product of its digits is 26460, while the sum is 38.

The square root of 27715916 is about 5264.5907723203. The cubic root of 27715916 is about 302.6284444176.

The spelling of 27715916 in words is "twenty-seven million, seven hundred fifteen thousand, nine hundred sixteen".