6675667 has 2 divisors, whose sum is σ = 6675668. Its totient is φ = 6675666.

The previous prime is 6675653. The next prime is 6675671. The reversal of 6675667 is 7665766.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6675667 is a prime.

It is not a weakly prime, because it can be changed into another prime (6676667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3337833 + 3337834.

It is an arithmetic number, because the mean of its divisors is an integer number (3337834).

Almost surely, 2^6675667 is an apocalyptic number.

6675667 is a deficient number, since it is larger than the sum of its proper divisors (1).

6675667 is an equidigital number, since it uses as much as digits as its factorization.

6675667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 43.

The square root of 6675667 is about 2583.7312166710. The cubic root of 6675667 is about 188.2918640694.

Subtracting 6675667 from its reverse (7665766), we obtain a palindrome (990099).

The spelling of 6675667 in words is "six million, six hundred seventy-five thousand, six hundred sixty-seven".