8321673 has 4 divisors (see below), whose sum is σ = 11095568. Its totient is φ = 5547780.

The previous prime is 8321657. The next prime is 8321683. The reversal of 8321673 is 3761238.

8321673 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 8321673 - 2⁴ = 8321657 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8321673.

It is not an unprimeable number, because it can be changed into a prime (8321603) 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, 1386943 + ... + 1386948.

It is an arithmetic number, because the mean of its divisors is an integer number (2773892).

Almost surely, 2^8321673 is an apocalyptic number.

It is an amenable number.

8321673 is a deficient number, since it is larger than the sum of its proper divisors (2773895).

8321673 is a wasteful number, since it uses less digits than its factorization.

8321673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2773894.

The product of its digits is 6048, while the sum is 30.

The square root of 8321673 is about 2884.7310099904. The cubic root of 8321673 is about 202.6454617102.

The spelling of 8321673 in words is "eight million, three hundred twenty-one thousand, six hundred seventy-three".