6766601 has 2 divisors, whose sum is σ = 6766602. Its totient is φ = 6766600.

The previous prime is 6766583. The next prime is 6766607. The reversal of 6766601 is 1066676.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4206601 + 2560000 = 2051^2 + 1600^2 .

It is a cyclic number.

It is not a de Polignac number, because 6766601 - 2¹⁴ = 6750217 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (6766607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3383300 + 3383301.

It is an arithmetic number, because the mean of its divisors is an integer number (3383301).

Almost surely, 2^6766601 is an apocalyptic number.

It is an amenable number.

6766601 is a deficient number, since it is larger than the sum of its proper divisors (1).

6766601 is an equidigital number, since it uses as much as digits as its factorization.

6766601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 6766601 is about 2601.2691133368. The cubic root of 6766601 is about 189.1429636012.

The spelling of 6766601 in words is "six million, seven hundred sixty-six thousand, six hundred one".