704126729 has 2 divisors, whose sum is σ = 704126730. Its totient is φ = 704126728.

The previous prime is 704126711. The next prime is 704126747. The reversal of 704126729 is 927621407.

704126729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (704126711) and next prime (704126747).

It can be written as a sum of positive squares in only one way, i.e., 682411129 + 21715600 = 26123^2 + 4660^2 .

It is a cyclic number.

It is not a de Polignac number, because 704126729 - 2¹² = 704122633 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 704126692 and 704126701.

It is not a weakly prime, because it can be changed into another prime (704126779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352063364 + 352063365.

It is an arithmetic number, because the mean of its divisors is an integer number (352063365).

Almost surely, 2^704126729 is an apocalyptic number.

It is an amenable number.

704126729 is a deficient number, since it is larger than the sum of its proper divisors (1).

704126729 is an equidigital number, since it uses as much as digits as its factorization.

704126729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 704126729 is about 26535.3863548282. The cubic root of 704126729 is about 889.6454123381.

The spelling of 704126729 in words is "seven hundred four million, one hundred twenty-six thousand, seven hundred twenty-nine".