8973709 has 2 divisors, whose sum is σ = 8973710. Its totient is φ = 8973708.

The previous prime is 8973697. The next prime is 8973737. The reversal of 8973709 is 9073798.

8973709 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7963684 + 1010025 = 2822^2 + 1005^2 .

It is a cyclic number.

It is not a de Polignac number, because 8973709 - 2⁷ = 8973581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8973409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4486854 + 4486855.

It is an arithmetic number, because the mean of its divisors is an integer number (4486855).

Almost surely, 2^8973709 is an apocalyptic number.

It is an amenable number.

8973709 is a deficient number, since it is larger than the sum of its proper divisors (1).

8973709 is an equidigital number, since it uses as much as digits as its factorization.

8973709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 8973709 is about 2995.6149619068. The cubic root of 8973709 is about 207.8056385207.

The spelling of 8973709 in words is "eight million, nine hundred seventy-three thousand, seven hundred nine".