6396962331 has 32 divisors (see below), whose sum is σ = 9084054528. Its totient is φ = 3995671680.

The previous prime is 6396962329. The next prime is 6396962347. The reversal of 6396962331 is 1332696936.

It is a happy number.

It is not a de Polignac number, because 6396962331 - 2¹ = 6396962329 is a prime.

It is a super-2 number, since 2×6396962331² = 81842254128465907122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (6396962321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 764985 + ... + 773301.

It is an arithmetic number, because the mean of its divisors is an integer number (283876704).

Almost surely, 2^6396962331 is an apocalyptic number.

6396962331 is a deficient number, since it is larger than the sum of its proper divisors (2687092197).

6396962331 is a wasteful number, since it uses less digits than its factorization.

6396962331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8571.

The product of its digits is 944784, while the sum is 48.

The square root of 6396962331 is about 79981.0123154240. The cubic root of 6396962331 is about 1856.3417450737.

The spelling of 6396962331 in words is "six billion, three hundred ninety-six million, nine hundred sixty-two thousand, three hundred thirty-one".