768766 has 4 divisors (see below), whose sum is σ = 1153152. Its totient is φ = 384382.

The previous prime is 768751. The next prime is 768767. The reversal of 768766 is 667867.

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

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (768767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192190 + ... + 192193.

It is an arithmetic number, because the mean of its divisors is an integer number (288288).

2⁷⁶⁸⁷⁶⁶ is an apocalyptic number.

768766 is a deficient number, since it is larger than the sum of its proper divisors (384386).

768766 is a wasteful number, since it uses less digits than its factorization.

768766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384385.

The product of its digits is 84672, while the sum is 40.

The square root of 768766 is about 876.7930200452. The cubic root of 768766 is about 91.6075755067.

The spelling of 768766 in words is "seven hundred sixty-eight thousand, seven hundred sixty-six".