685008700 has 18 divisors (see below), whose sum is σ = 1486469096. Its totient is φ = 274003440.

The previous prime is 685008697. The next prime is 685008707. The reversal of 685008700 is 7800586.

685008700 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 (685008707) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3424944 + ... + 3425143.

Almost surely, 2^685008700 is an apocalyptic number.

It is an amenable number.

685008700 is an abundant number, since it is smaller than the sum of its proper divisors (801460396).

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

685008700 is a wasteful number, since it uses less digits than its factorization.

685008700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6850101 (or 6850094 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 685008700 is about 26172.6708610337. The cubic root of 685008700 is about 881.5197138990.

The spelling of 685008700 in words is "six hundred eighty-five million, eight thousand, seven hundred".