680687302 has 8 divisors (see below), whose sum is σ = 1021544712. Its totient is φ = 340172400.

The previous prime is 680687299. The next prime is 680687311. The reversal of 680687302 is 203786086.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80599 + ... + 88642.

It is an arithmetic number, because the mean of its divisors is an integer number (127693089).

Almost surely, 2^680687302 is an apocalyptic number.

680687302 is a deficient number, since it is larger than the sum of its proper divisors (340857410).

680687302 is a wasteful number, since it uses less digits than its factorization.

680687302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171254.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 680687302 is about 26089.9847067797. The cubic root of 680687302 is about 879.6621042616.

The spelling of 680687302 in words is "six hundred eighty million, six hundred eighty-seven thousand, three hundred two".