8093921 has 8 divisors (see below), whose sum is σ = 9349344. Its totient is φ = 6925120.

The previous prime is 8093893. The next prime is 8093947. The reversal of 8093921 is 1293908.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8093921 - 2¹⁰ = 8092897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8093621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21455 + ... + 21828.

It is an arithmetic number, because the mean of its divisors is an integer number (1168668).

Almost surely, 2^8093921 is an apocalyptic number.

It is an amenable number.

8093921 is a deficient number, since it is larger than the sum of its proper divisors (1255423).

8093921 is a wasteful number, since it uses less digits than its factorization.

8093921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43311.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 8093921 is about 2844.9817222611. The cubic root of 8093921 is about 200.7796319213.

The spelling of 8093921 in words is "eight million, ninety-three thousand, nine hundred twenty-one".