6394334773 has 4 divisors (see below), whose sum is σ = 6394531168. Its totient is φ = 6394138380.

The previous prime is 6394334767. The next prime is 6394334777. The reversal of 6394334773 is 3774334936.

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 a de Polignac number, because none of the positive numbers 2^k-6394334773 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 (6394334777) 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, 36393 + ... + 118798.

It is an arithmetic number, because the mean of its divisors is an integer number (1598632792).

Almost surely, 2^6394334773 is an apocalyptic number.

It is an amenable number.

6394334773 is a deficient number, since it is larger than the sum of its proper divisors (196395).

6394334773 is a wasteful number, since it uses less digits than its factorization.

6394334773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196394.

The product of its digits is 3429216, while the sum is 49.

The square root of 6394334773 is about 79964.5844921363. The cubic root of 6394334773 is about 1856.0875455889.

The spelling of 6394334773 in words is "six billion, three hundred ninety-four million, three hundred thirty-four thousand, seven hundred seventy-three".