8379689 has 2 divisors, whose sum is σ = 8379690. Its totient is φ = 8379688.

The previous prime is 8379673. The next prime is 8379713. The reversal of 8379689 is 9869738.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8219689 + 160000 = 2867^2 + 400^2 .

It is a cyclic number.

It is not a de Polignac number, because 8379689 - 2⁴ = 8379673 is a prime.

It is not a weakly prime, because it can be changed into another prime (8379389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4189844 + 4189845.

It is an arithmetic number, because the mean of its divisors is an integer number (4189845).

Almost surely, 2^8379689 is an apocalyptic number.

It is an amenable number.

8379689 is a deficient number, since it is larger than the sum of its proper divisors (1).

8379689 is an equidigital number, since it uses as much as digits as its factorization.

8379689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 50.

The square root of 8379689 is about 2894.7692481440. The cubic root of 8379689 is about 203.1152976510.

The spelling of 8379689 in words is "eight million, three hundred seventy-nine thousand, six hundred eighty-nine".