704348189 has 2 divisors, whose sum is σ = 704348190. Its totient is φ = 704348188.

The previous prime is 704348149. The next prime is 704348207. The reversal of 704348189 is 981843407.

704348189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 704000089 + 348100 = 26533^2 + 590^2 .

It is an emirp because it is prime and its reverse (981843407) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-704348189 is a prime.

It is a super-2 number, since 2×704348189² = 992212742695159442, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (704348149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352174094 + 352174095.

It is an arithmetic number, because the mean of its divisors is an integer number (352174095).

Almost surely, 2^704348189 is an apocalyptic number.

It is an amenable number.

704348189 is a deficient number, since it is larger than the sum of its proper divisors (1).

704348189 is an equidigital number, since it uses as much as digits as its factorization.

704348189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 704348189 is about 26539.5589450918. The cubic root of 704348189 is about 889.7386721700.

The spelling of 704348189 in words is "seven hundred four million, three hundred forty-eight thousand, one hundred eighty-nine".