8673389 has 2 divisors, whose sum is σ = 8673390. Its totient is φ = 8673388.

The previous prime is 8673377. The next prime is 8673419. The reversal of 8673389 is 9833768.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5221225 + 3452164 = 2285^2 + 1858^2 .

It is a cyclic number.

It is not a de Polignac number, because 8673389 - 2⁴ = 8673373 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8673359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4336694 + 4336695.

It is an arithmetic number, because the mean of its divisors is an integer number (4336695).

Almost surely, 2^8673389 is an apocalyptic number.

It is an amenable number.

8673389 is a deficient number, since it is larger than the sum of its proper divisors (1).

8673389 is an equidigital number, since it uses as much as digits as its factorization.

8673389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 44.

The square root of 8673389 is about 2945.0617990120. The cubic root of 8673389 is about 205.4610997026.

The spelling of 8673389 in words is "eight million, six hundred seventy-three thousand, three hundred eighty-nine".