27982067 has 2 divisors, whose sum is σ = 27982068. Its totient is φ = 27982066.

The previous prime is 27982021. The next prime is 27982109. The reversal of 27982067 is 76028972.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27982067 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (27982967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13991033 + 13991034.

It is an arithmetic number, because the mean of its divisors is an integer number (13991034).

Almost surely, 2^27982067 is an apocalyptic number.

27982067 is a deficient number, since it is larger than the sum of its proper divisors (1).

27982067 is an equidigital number, since it uses as much as digits as its factorization.

27982067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 27982067 is about 5289.8078415005. The cubic root of 27982067 is about 303.5940557832.

The spelling of 27982067 in words is "twenty-seven million, nine hundred eighty-two thousand, sixty-seven".