680298834 has 16 divisors (see below), whose sum is σ = 1367723520. Its totient is φ = 225578640.

The previous prime is 680298811. The next prime is 680298841. The reversal of 680298834 is 438892086.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 295669 + ... + 297960.

It is an arithmetic number, because the mean of its divisors is an integer number (85482720).

Almost surely, 2^680298834 is an apocalyptic number.

680298834 is an abundant number, since it is smaller than the sum of its proper divisors (687424686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

680298834 is a wasteful number, since it uses less digits than its factorization.

680298834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593825.

The product of its (nonzero) digits is 663552, while the sum is 48.

The square root of 680298834 is about 26082.5388718200. The cubic root of 680298834 is about 879.4947314681.

The spelling of 680298834 in words is "six hundred eighty million, two hundred ninety-eight thousand, eight hundred thirty-four".