52000709 has 2 divisors, whose sum is σ = 52000710. Its totient is φ = 52000708.

The previous prime is 52000699. The next prime is 52000721. The reversal of 52000709 is 90700025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33895684 + 18105025 = 5822^2 + 4255^2 .

It is a cyclic number.

It is not a de Polignac number, because 52000709 - 2⁴ = 52000693 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52000789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26000354 + 26000355.

It is an arithmetic number, because the mean of its divisors is an integer number (26000355).

Almost surely, 2^52000709 is an apocalyptic number.

It is an amenable number.

52000709 is a deficient number, since it is larger than the sum of its proper divisors (1).

52000709 is an equidigital number, since it uses as much as digits as its factorization.

52000709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 52000709 is about 7211.1517110653. The cubic root of 52000709 is about 373.2528120525.

The spelling of 52000709 in words is "fifty-two million, seven hundred nine", and thus it is an aban number.