683719632 has 120 divisors (see below), whose sum is σ = 1996816640. Its totient is φ = 218142720.

The previous prime is 683719609. The next prime is 683719667. The reversal of 683719632 is 236917386.

683719632 is a `hidden beast` number, since 6 + 8 + 3 + 7 + 1 + 9 + 632 = 666.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 432219 + ... + 433797.

Almost surely, 2^683719632 is an apocalyptic number.

683719632 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 683719632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (998408320).

683719632 is an abundant number, since it is smaller than the sum of its proper divisors (1313097008).

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

683719632 is a wasteful number, since it uses less digits than its factorization.

683719632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721 (or 1712 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 683719632 is about 26148.0330426593. The cubic root of 683719632 is about 880.9664107567.

The spelling of 683719632 in words is "six hundred eighty-three million, seven hundred nineteen thousand, six hundred thirty-two".