680939576 has 16 divisors (see below), whose sum is σ = 1289404440. Its totient is φ = 337098400.

The previous prime is 680939551. The next prime is 680939599. The reversal of 680939576 is 675939086.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420566 + ... + 422181.

Almost surely, 2^680939576 is an apocalyptic number.

It is an amenable number.

680939576 is a deficient number, since it is larger than the sum of its proper divisors (608464864).

680939576 is a wasteful number, since it uses less digits than its factorization.

680939576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842854 (or 842850 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 53.

The square root of 680939576 is about 26094.8189493623. The cubic root of 680939576 is about 879.7707632926.

The spelling of 680939576 in words is "six hundred eighty million, nine hundred thirty-nine thousand, five hundred seventy-six".