8334821673 has 40 divisors (see below), whose sum is σ = 13030573248. Its totient is φ = 5299230816.

The previous prime is 8334821669. The next prime is 8334821689. The reversal of 8334821673 is 3761284338.

8334821673 is a `hidden beast` number, since 8 + 3 + 3 + 482 + 167 + 3 = 666.

8334821673 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8334821673 - 2² = 8334821669 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (8334821273) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 640015 + ... + 652907.

Almost surely, 2^8334821673 is an apocalyptic number.

It is an amenable number.

8334821673 is a deficient number, since it is larger than the sum of its proper divisors (4695751575).

8334821673 is a wasteful number, since it uses less digits than its factorization.

8334821673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13275 (or 13266 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 8334821673 is about 91295.2445256597. The cubic root of 8334821673 is about 2027.5213564394.

The spelling of 8334821673 in words is "eight billion, three hundred thirty-four million, eight hundred twenty-one thousand, six hundred seventy-three".