683364309 has 4 divisors (see below), whose sum is σ = 911152416. Its totient is φ = 455576204.

The previous prime is 683364307. The next prime is 683364313. The reversal of 683364309 is 903463386.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 683364309 - 2¹ = 683364307 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683364307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113894049 + ... + 113894054.

It is an arithmetic number, because the mean of its divisors is an integer number (227788104).

Almost surely, 2^683364309 is an apocalyptic number.

It is an amenable number.

683364309 is a deficient number, since it is larger than the sum of its proper divisors (227788107).

683364309 is a wasteful number, since it uses less digits than its factorization.

683364309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227788106.

The product of its (nonzero) digits is 279936, while the sum is 42.

The square root of 683364309 is about 26141.2377097948. The cubic root of 683364309 is about 880.8137741813.

The spelling of 683364309 in words is "six hundred eighty-three million, three hundred sixty-four thousand, three hundred nine".