8979329 has 2 divisors, whose sum is σ = 8979330. Its totient is φ = 8979328.

The previous prime is 8979317. The next prime is 8979331. The reversal of 8979329 is 9239798.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8526400 + 452929 = 2920^2 + 673^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8979329 is a prime.

Together with 8979331, it forms a pair of twin primes.

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 (8979359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4489664 + 4489665.

It is an arithmetic number, because the mean of its divisors is an integer number (4489665).

Almost surely, 2^8979329 is an apocalyptic number.

It is an amenable number.

8979329 is a deficient number, since it is larger than the sum of its proper divisors (1).

8979329 is an equidigital number, since it uses as much as digits as its factorization.

8979329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 47.

The square root of 8979329 is about 2996.5528528628. The cubic root of 8979329 is about 207.8490105523.

The spelling of 8979329 in words is "eight million, nine hundred seventy-nine thousand, three hundred twenty-nine".