27705683 has 2 divisors, whose sum is σ = 27705684. Its totient is φ = 27705682.

The previous prime is 27705677. The next prime is 27705703. The reversal of 27705683 is 38650772.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27705683 - 2¹⁰ = 27704659 is a prime.

It is not a weakly prime, because it can be changed into another prime (27705653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13852841 + 13852842.

It is an arithmetic number, because the mean of its divisors is an integer number (13852842).

Almost surely, 2^27705683 is an apocalyptic number.

27705683 is a deficient number, since it is larger than the sum of its proper divisors (1).

27705683 is an equidigital number, since it uses as much as digits as its factorization.

27705683 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 27705683 is about 5263.6188121862. The cubic root of 27705683 is about 302.5911953261.

The spelling of 27705683 in words is "twenty-seven million, seven hundred five thousand, six hundred eighty-three".