768776 has 8 divisors (see below), whose sum is σ = 1441470. Its totient is φ = 384384.

The previous prime is 768773. The next prime is 768787. The reversal of 768776 is 677867.

768776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 763876 + 4900 = 874^2 + 70^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 768776.

It is not an unprimeable number, because it can be changed into a prime (768773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48041 + ... + 48056.

2⁷⁶⁸⁷⁷⁶ is an apocalyptic number.

It is an amenable number.

768776 is a deficient number, since it is larger than the sum of its proper divisors (672694).

768776 is a wasteful number, since it uses less digits than its factorization.

768776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96103 (or 96099 counting only the distinct ones).

The product of its digits is 98784, while the sum is 41.

The square root of 768776 is about 876.7987226268. The cubic root of 768776 is about 91.6079727111.

Subtracting from 768776 its reverse (677867), we obtain a palindrome (90909).

The spelling of 768776 in words is "seven hundred sixty-eight thousand, seven hundred seventy-six".