667888883 has 2 divisors, whose sum is σ = 667888884. Its totient is φ = 667888882.

The previous prime is 667888867. The next prime is 667888901. The reversal of 667888883 is 388888766.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 667888883 - 2⁴ = 667888867 is a prime.

It is not a weakly prime, because it can be changed into another prime (667888783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333944441 + 333944442.

It is an arithmetic number, because the mean of its divisors is an integer number (333944442).

Almost surely, 2^667888883 is an apocalyptic number.

667888883 is a deficient number, since it is larger than the sum of its proper divisors (1).

667888883 is an equidigital number, since it uses as much as digits as its factorization.

667888883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24772608, while the sum is 62.

The square root of 667888883 is about 25843.5462543359. The cubic root of 667888883 is about 874.1139909830.

The spelling of 667888883 in words is "six hundred sixty-seven million, eight hundred eighty-eight thousand, eight hundred eighty-three".