764968828 has 12 divisors (see below), whose sum is σ = 1441672120. Its totient is φ = 353062512.

The previous prime is 764968811. The next prime is 764968837. The reversal of 764968828 is 828869467.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7355418 + ... + 7355521.

Almost surely, 2^764968828 is an apocalyptic number.

It is an amenable number.

764968828 is a deficient number, since it is larger than the sum of its proper divisors (676703292).

764968828 is a wasteful number, since it uses less digits than its factorization.

764968828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14710956 (or 14710954 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 58.

The square root of 764968828 is about 27658.0698531188. The cubic root of 764968828 is about 914.5650048957.

The spelling of 764968828 in words is "seven hundred sixty-four million, nine hundred sixty-eight thousand, eight hundred twenty-eight".