680874337 has 16 divisors (see below), whose sum is σ = 813476160. Its totient is φ = 561672000.

The previous prime is 680874323. The next prime is 680874343. The reversal of 680874337 is 733478086.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-680874337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (680874307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31914 + ... + 48787.

It is an arithmetic number, because the mean of its divisors is an integer number (50842260).

Almost surely, 2^680874337 is an apocalyptic number.

It is an amenable number.

680874337 is a deficient number, since it is larger than the sum of its proper divisors (132601823).

680874337 is a wasteful number, since it uses less digits than its factorization.

680874337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80784.

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 680874337 is about 26093.5688820062. The cubic root of 680874337 is about 879.7426662338.

The spelling of 680874337 in words is "six hundred eighty million, eight hundred seventy-four thousand, three hundred thirty-seven".