676811764 has 36 divisors (see below), whose sum is σ = 1228352580. Its totient is φ = 326106240.

The previous prime is 676811761. The next prime is 676811783. The reversal of 676811764 is 467118676.

It can be written as a sum of positive squares in 2 ways, for example, as 85932900 + 590878864 = 9270^2 + 24308^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676811761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1739682 + ... + 1740070.

It is an arithmetic number, because the mean of its divisors is an integer number (34120905).

Almost surely, 2^676811764 is an apocalyptic number.

It is an amenable number.

676811764 is a deficient number, since it is larger than the sum of its proper divisors (551540816).

676811764 is a wasteful number, since it uses less digits than its factorization.

676811764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640 (or 535 counting only the distinct ones).

The product of its digits is 338688, while the sum is 46.

The square root of 676811764 is about 26015.6061624556. The cubic root of 676811764 is about 877.9894544043.

The spelling of 676811764 in words is "six hundred seventy-six million, eight hundred eleven thousand, seven hundred sixty-four".