682847664 has 80 divisors (see below), whose sum is σ = 1851024384. Its totient is φ = 216633600.

The previous prime is 682847657. The next prime is 682847689. The reversal of 682847664 is 466748286.

682847664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87007 + ... + 94529.

Almost surely, 2^682847664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 682847664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (925512192).

682847664 is an abundant number, since it is smaller than the sum of its proper divisors (1168176720).

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

682847664 is a wasteful number, since it uses less digits than its factorization.

682847664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7626 (or 7620 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 51.

The square root of 682847664 is about 26131.3540406922. The cubic root of 682847664 is about 880.5917438741.

The spelling of 682847664 in words is "six hundred eighty-two million, eight hundred forty-seven thousand, six hundred sixty-four".