680004088 has 16 divisors (see below), whose sum is σ = 1295910360. Its totient is φ = 334428000.

The previous prime is 680004071. The next prime is 680004089. The reversal of 680004088 is 880400086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680004089) by changing a digit.

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, 696238 + ... + 697213.

Almost surely, 2^680004088 is an apocalyptic number.

It is an amenable number.

680004088 is a deficient number, since it is larger than the sum of its proper divisors (615906272).

680004088 is a wasteful number, since it uses less digits than its factorization.

680004088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1393518 (or 1393514 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 680004088 is about 26076.8880045146. Note that the first 3 decimals coincide. The cubic root of 680004088 is about 879.3676966085.

The spelling of 680004088 in words is "six hundred eighty million, four thousand, eighty-eight".