8099389 has 4 divisors (see below), whose sum is σ = 8197056. Its totient is φ = 8001724.

The previous prime is 8099387. The next prime is 8099393. The reversal of 8099389 is 9839908.

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 not a de Polignac number, because 8099389 - 2¹ = 8099387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8099383) 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, 48709 + ... + 48874.

It is an arithmetic number, because the mean of its divisors is an integer number (2049264).

Almost surely, 2^8099389 is an apocalyptic number.

It is an amenable number.

8099389 is a deficient number, since it is larger than the sum of its proper divisors (97667).

8099389 is an equidigital number, since it uses as much as digits as its factorization.

8099389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97666.

The product of its (nonzero) digits is 139968, while the sum is 46.

The square root of 8099389 is about 2845.9425503689. The cubic root of 8099389 is about 200.8248352244.

The spelling of 8099389 in words is "eight million, ninety-nine thousand, three hundred eighty-nine".