8091673 has 4 divisors (see below), whose sum is σ = 8228880. Its totient is φ = 7954468.

The previous prime is 8091617. The next prime is 8091679. The reversal of 8091673 is 3761908.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8091673 is a prime.

It is a Duffinian number.

8091673 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8091679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68515 + ... + 68632.

It is an arithmetic number, because the mean of its divisors is an integer number (2057220).

Almost surely, 2^8091673 is an apocalyptic number.

It is an amenable number.

8091673 is a deficient number, since it is larger than the sum of its proper divisors (137207).

8091673 is a wasteful number, since it uses less digits than its factorization.

8091673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137206.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 8091673 is about 2844.5866132006. The cubic root of 8091673 is about 200.7610420683.

The spelling of 8091673 in words is "eight million, ninety-one thousand, six hundred seventy-three".