8396189 has 2 divisors, whose sum is σ = 8396190. Its totient is φ = 8396188.

The previous prime is 8396177. The next prime is 8396243. The reversal of 8396189 is 9816938.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8076964 + 319225 = 2842^2 + 565^2 .

It is a cyclic number.

It is not a de Polignac number, because 8396189 - 2¹² = 8392093 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8396149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4198094 + 4198095.

It is an arithmetic number, because the mean of its divisors is an integer number (4198095).

Almost surely, 2^8396189 is an apocalyptic number.

It is an amenable number.

8396189 is a deficient number, since it is larger than the sum of its proper divisors (1).

8396189 is an equidigital number, since it uses as much as digits as its factorization.

8396189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 44.

The square root of 8396189 is about 2897.6178146885. The cubic root of 8396189 is about 203.2485247562.

The spelling of 8396189 in words is "eight million, three hundred ninety-six thousand, one hundred eighty-nine".