766000667 has 4 divisors (see below), whose sum is σ = 783814680. Its totient is φ = 748186656.

The previous prime is 766000657. The next prime is 766000687.

766000667 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 766000667 - 2¹⁰ = 765999643 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 766000667.

It is not an unprimeable number, because it can be changed into a prime (766000657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8906942 + ... + 8907027.

It is an arithmetic number, because the mean of its divisors is an integer number (195953670).

Almost surely, 2^766000667 is an apocalyptic number.

766000667 is a deficient number, since it is larger than the sum of its proper divisors (17814013).

766000667 is a wasteful number, since it uses less digits than its factorization.

766000667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17814012.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 766000667 is about 27676.7170560383. The cubic root of 766000667 is about 914.9760281177.

It can be divided in two parts, 766000 and 667, that added together give a palindrome (766667).

The spelling of 766000667 in words is "seven hundred sixty-six million, six hundred sixty-seven", and thus it is an aban number.