709379329 has 2 divisors, whose sum is σ = 709379330. Its totient is φ = 709379328.

The previous prime is 709379323. The next prime is 709379339. The reversal of 709379329 is 923973907.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 610337025 + 99042304 = 24705^2 + 9952^2 .

It is a cyclic number.

It is not a de Polignac number, because 709379329 - 2¹⁹ = 708855041 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (709379323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354689664 + 354689665.

It is an arithmetic number, because the mean of its divisors is an integer number (354689665).

Almost surely, 2^709379329 is an apocalyptic number.

It is an amenable number.

709379329 is a deficient number, since it is larger than the sum of its proper divisors (1).

709379329 is an equidigital number, since it uses as much as digits as its factorization.

709379329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 642978, while the sum is 49.

The square root of 709379329 is about 26634.1759587189. The cubic root of 709379329 is about 891.8521077882.

The spelling of 709379329 in words is "seven hundred nine million, three hundred seventy-nine thousand, three hundred twenty-nine".