683688350 has 24 divisors (see below), whose sum is σ = 1272855288. Its totient is φ = 273218400.

The previous prime is 683688349. The next prime is 683688359. The reversal of 683688350 is 53886386.

It is a junction number, because it is equal to n+sod(n) for n = 683688295 and 683688304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683688359) 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 11 ways as a sum of consecutive naturals, for example, 52712 + ... + 64388.

It is an arithmetic number, because the mean of its divisors is an integer number (53035637).

Almost surely, 2^683688350 is an apocalyptic number.

683688350 is a deficient number, since it is larger than the sum of its proper divisors (589166938).

683688350 is a wasteful number, since it uses less digits than its factorization.

683688350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12860 (or 12855 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The square root of 683688350 is about 26147.4348646287. The cubic root of 683688350 is about 880.9529750295.

The spelling of 683688350 in words is "six hundred eighty-three million, six hundred eighty-eight thousand, three hundred fifty".