683808386 has 8 divisors (see below), whose sum is σ = 1033789440. Its totient is φ = 339211908.

The previous prime is 683808361. The next prime is 683808409.

683808386 is nontrivially palindromic in base 10.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1345826 + ... + 1346333.

It is an arithmetic number, because the mean of its divisors is an integer number (129223680).

Almost surely, 2^683808386 is an apocalyptic number.

683808386 is a deficient number, since it is larger than the sum of its proper divisors (349981054).

683808386 is a wasteful number, since it uses less digits than its factorization.

683808386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2692288.

The product of its (nonzero) digits is 1327104, while the sum is 50.

The square root of 683808386 is about 26149.7301324507. The cubic root of 683808386 is about 881.0045286763.

The spelling of 683808386 in words is "six hundred eighty-three million, eight hundred eight thousand, three hundred eighty-six".