6666883 has 2 divisors, whose sum is σ = 6666884. Its totient is φ = 6666882.

The previous prime is 6666841. The next prime is 6666931. The reversal of 6666883 is 3886666.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6666883 is a prime.

It is not a weakly prime, because it can be changed into another prime (6666833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3333441 + 3333442.

It is an arithmetic number, because the mean of its divisors is an integer number (3333442).

Almost surely, 2^6666883 is an apocalyptic number.

6666883 is a deficient number, since it is larger than the sum of its proper divisors (1).

6666883 is an equidigital number, since it uses as much as digits as its factorization.

6666883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 248832, while the sum is 43.

The square root of 6666883 is about 2582.0307899016. The cubic root of 6666883 is about 188.2092415288.

The spelling of 6666883 in words is "six million, six hundred sixty-six thousand, eight hundred eighty-three".