680240598 has 16 divisors (see below), whose sum is σ = 1360751616. Its totient is φ = 226701800.

The previous prime is 680240593. The next prime is 680240609. The reversal of 680240598 is 895042086.

680240598 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680240593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38023 + ... + 52973.

It is an arithmetic number, because the mean of its divisors is an integer number (85046976).

Almost surely, 2^680240598 is an apocalyptic number.

680240598 is an abundant number, since it is smaller than the sum of its proper divisors (680511018).

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

680240598 is a wasteful number, since it uses less digits than its factorization.

680240598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22539.

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 680240598 is about 26081.4224688762. The cubic root of 680240598 is about 879.4696347929.

The spelling of 680240598 in words is "six hundred eighty million, two hundred forty thousand, five hundred ninety-eight".