27713666 has 32 divisors (see below), whose sum is σ = 46949760. Its totient is φ = 12203136.

The previous prime is 27713641. The next prime is 27713669. The reversal of 27713666 is 66631772.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (27713669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31910 + ... + 32766.

It is an arithmetic number, because the mean of its divisors is an integer number (1467180).

Almost surely, 2^27713666 is an apocalyptic number.

27713666 is a deficient number, since it is larger than the sum of its proper divisors (19236094).

27713666 is a wasteful number, since it uses less digits than its factorization.

27713666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938.

The product of its digits is 63504, while the sum is 38.

The square root of 27713666 is about 5264.3770761601. The cubic root of 27713666 is about 302.6202549905.

The spelling of 27713666 in words is "twenty-seven million, seven hundred thirteen thousand, six hundred sixty-six".