683399807 has 8 divisors (see below), whose sum is σ = 690307200. Its totient is φ = 676504224.

The previous prime is 683399803. The next prime is 683399833. The reversal of 683399807 is 708993386.

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

It is a cyclic number.

It is not a de Polignac number, because 683399807 - 2² = 683399803 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 (683399803) 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, 154673 + ... + 159029.

It is an arithmetic number, because the mean of its divisors is an integer number (86288400).

Almost surely, 2^683399807 is an apocalyptic number.

683399807 is a deficient number, since it is larger than the sum of its proper divisors (6907393).

683399807 is a wasteful number, since it uses less digits than its factorization.

683399807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5905.

The product of its (nonzero) digits is 1959552, while the sum is 53.

The square root of 683399807 is about 26141.9166665338. The cubic root of 683399807 is about 880.8290254831.

The spelling of 683399807 in words is "six hundred eighty-three million, three hundred ninety-nine thousand, eight hundred seven".