47068709 has 2 divisors, whose sum is σ = 47068710. Its totient is φ = 47068708.

The previous prime is 47068691. The next prime is 47068729. The reversal of 47068709 is 90786074.

47068709 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., 40360609 + 6708100 = 6353^2 + 2590^2 .

It is a cyclic number.

It is not a de Polignac number, because 47068709 - 2²⁰ = 46020133 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47068729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23534354 + 23534355.

It is an arithmetic number, because the mean of its divisors is an integer number (23534355).

Almost surely, 2^47068709 is an apocalyptic number.

It is an amenable number.

47068709 is a deficient number, since it is larger than the sum of its proper divisors (1).

47068709 is an equidigital number, since it uses as much as digits as its factorization.

47068709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 47068709 is about 6860.6638891582. The cubic root of 47068709 is about 361.0583797155.

The spelling of 47068709 in words is "forty-seven million, sixty-eight thousand, seven hundred nine".