766242667 has 2 divisors, whose sum is σ = 766242668. Its totient is φ = 766242666.

The previous prime is 766242623. The next prime is 766242691.

766242667 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 766242667 - 2¹¹ = 766240619 is a prime.

It is not a weakly prime, because it can be changed into another prime (766242067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383121333 + 383121334.

It is an arithmetic number, because the mean of its divisors is an integer number (383121334).

Almost surely, 2^766242667 is an apocalyptic number.

766242667 is a deficient number, since it is larger than the sum of its proper divisors (1).

766242667 is an equidigital number, since it uses as much as digits as its factorization.

766242667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1016064, while the sum is 46.

The square root of 766242667 is about 27681.0886165989. The cubic root of 766242667 is about 915.0723730665.

The spelling of 766242667 in words is "seven hundred sixty-six million, two hundred forty-two thousand, six hundred sixty-seven".