682643863 has 8 divisors (see below), whose sum is σ = 756911376. Its totient is φ = 610411200.

The previous prime is 682643849. The next prime is 682643867. The reversal of 682643863 is 368346286.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 682643863 - 2⁵ = 682643831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682643867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 508006 + ... + 509347.

It is an arithmetic number, because the mean of its divisors is an integer number (94613922).

Almost surely, 2^682643863 is an apocalyptic number.

682643863 is a deficient number, since it is larger than the sum of its proper divisors (74267513).

682643863 is a wasteful number, since it uses less digits than its factorization.

682643863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017425.

The product of its digits is 995328, while the sum is 46.

The square root of 682643863 is about 26127.4542005148. The cubic root of 682643863 is about 880.5041287564.

It can be divided in two parts, 68264 and 3863, that added together give a palindrome (72127).

The spelling of 682643863 in words is "six hundred eighty-two million, six hundred forty-three thousand, eight hundred sixty-three".