8346389 has 2 divisors, whose sum is σ = 8346390. Its totient is φ = 8346388.

The previous prime is 8346383. The next prime is 8346407. The reversal of 8346389 is 9836438.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8151025 + 195364 = 2855^2 + 442^2 .

It is a cyclic number.

It is not a de Polignac number, because 8346389 - 2¹² = 8342293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8346383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4173194 + 4173195.

It is an arithmetic number, because the mean of its divisors is an integer number (4173195).

Almost surely, 2^8346389 is an apocalyptic number.

It is an amenable number.

8346389 is a deficient number, since it is larger than the sum of its proper divisors (1).

8346389 is an equidigital number, since it uses as much as digits as its factorization.

8346389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 41.

The square root of 8346389 is about 2889.0117687542. The cubic root of 8346389 is about 202.8458875449.

The spelling of 8346389 in words is "eight million, three hundred forty-six thousand, three hundred eighty-nine".