8494443393 has 16 divisors (see below), whose sum is σ = 11699675136. Its totient is φ = 5476349520.

The previous prime is 8494443367. The next prime is 8494443493. The reversal of 8494443393 is 3933444948.

It is not a de Polignac number, because 8494443393 - 2⁸ = 8494443137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8494443343) 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 15 ways as a sum of consecutive naturals, for example, 100246 + ... + 164432.

It is an arithmetic number, because the mean of its divisors is an integer number (731229696).

Almost surely, 2^8494443393 is an apocalyptic number.

It is an amenable number.

8494443393 is a deficient number, since it is larger than the sum of its proper divisors (3205231743).

8494443393 is a wasteful number, since it uses less digits than its factorization.

8494443393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65644.

The product of its digits is 4478976, while the sum is 51.

The square root of 8494443393 is about 92165.3047138672. The cubic root of 8494443393 is about 2040.3827451302.

The spelling of 8494443393 in words is "eight billion, four hundred ninety-four million, four hundred forty-three thousand, three hundred ninety-three".