683904671 has 8 divisors (see below), whose sum is σ = 707977344. Its totient is φ = 659957760.

The previous prime is 683904667. The next prime is 683904691. The reversal of 683904671 is 176409386.

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

It is not a de Polignac number, because 683904671 - 2² = 683904667 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683904691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20306 + ... + 42191.

It is an arithmetic number, because the mean of its divisors is an integer number (88497168).

Almost surely, 2^683904671 is an apocalyptic number.

683904671 is a deficient number, since it is larger than the sum of its proper divisors (24072673).

683904671 is a wasteful number, since it uses less digits than its factorization.

683904671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62881.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 683904671 is about 26151.5711000314. The cubic root of 683904671 is about 881.0458772674.

The spelling of 683904671 in words is "six hundred eighty-three million, nine hundred four thousand, six hundred seventy-one".