682680432 has 80 divisors (see below), whose sum is σ = 2019196160. Its totient is φ = 194697216.

The previous prime is 682680379. The next prime is 682680433. The reversal of 682680432 is 234086286.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682680433) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 224619 + ... + 227637.

It is an arithmetic number, because the mean of its divisors is an integer number (25239952).

Almost surely, 2^682680432 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 682680432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1009598080).

682680432 is an abundant number, since it is smaller than the sum of its proper divisors (1336515728).

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

682680432 is a wasteful number, since it uses less digits than its factorization.

682680432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710 (or 3704 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 682680432 is about 26128.1540105688. The cubic root of 682680432 is about 880.5198512448.

The spelling of 682680432 in words is "six hundred eighty-two million, six hundred eighty thousand, four hundred thirty-two".