6396838433 has 8 divisors (see below), whose sum is σ = 6739327200. Its totient is φ = 6054931008.

The previous prime is 6396838411. The next prime is 6396838447. The reversal of 6396838433 is 3348386936.

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 6396838433 - 2¹⁰ = 6396837409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6396838463) 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, 122648 + ... + 166841.

It is an arithmetic number, because the mean of its divisors is an integer number (842415900).

Almost surely, 2^6396838433 is an apocalyptic number.

It is an amenable number.

6396838433 is a deficient number, since it is larger than the sum of its proper divisors (342488767).

6396838433 is a wasteful number, since it uses less digits than its factorization.

6396838433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290671.

The product of its digits is 6718464, while the sum is 53.

The square root of 6396838433 is about 79980.2377653380. The cubic root of 6396838433 is about 1856.3297602960.

The spelling of 6396838433 in words is "six billion, three hundred ninety-six million, eight hundred thirty-eight thousand, four hundred thirty-three".