683836438 has 8 divisors (see below), whose sum is σ = 1041064632. Its totient is φ = 336814896.

The previous prime is 683836427. The next prime is 683836451. The reversal of 683836438 is 834638386.

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

It is a junction number, because it is equal to n+sod(n) for n = 683836391 and 683836400.

It is a congruent 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, 2551495 + ... + 2551762.

It is an arithmetic number, because the mean of its divisors is an integer number (130133079).

Almost surely, 2^683836438 is an apocalyptic number.

683836438 is a deficient number, since it is larger than the sum of its proper divisors (357228194).

683836438 is a wasteful number, since it uses less digits than its factorization.

683836438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5103326.

The product of its digits is 1990656, while the sum is 49.

The square root of 683836438 is about 26150.2664995980. The cubic root of 683836438 is about 881.0165757164.

The spelling of 683836438 in words is "six hundred eighty-three million, eight hundred thirty-six thousand, four hundred thirty-eight".