680328398 has 8 divisors (see below), whose sum is σ = 1048073592. Its totient is φ = 330970536.

The previous prime is 680328379. The next prime is 680328403. The reversal of 680328398 is 893823086.

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, 4596740 + ... + 4596887.

It is an arithmetic number, because the mean of its divisors is an integer number (131009199).

Almost surely, 2^680328398 is an apocalyptic number.

680328398 is a deficient number, since it is larger than the sum of its proper divisors (367745194).

680328398 is a wasteful number, since it uses less digits than its factorization.

680328398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9193666.

The product of its (nonzero) digits is 497664, while the sum is 47.

The square root of 680328398 is about 26083.1056049697. The cubic root of 680328398 is about 879.5074714604.

The spelling of 680328398 in words is "six hundred eighty million, three hundred twenty-eight thousand, three hundred ninety-eight".