704593 has 2 divisors, whose sum is σ = 704594. Its totient is φ = 704592.

The previous prime is 704581. The next prime is 704603. The reversal of 704593 is 395407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 451584 + 253009 = 672^2 + 503^2 .

It is an emirp because it is prime and its reverse (395407) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-704593 is a prime.

It is not a weakly prime, because it can be changed into another prime (704393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352296 + 352297.

It is an arithmetic number, because the mean of its divisors is an integer number (352297).

2⁷⁰⁴⁵⁹³ is an apocalyptic number.

It is an amenable number.

704593 is a deficient number, since it is larger than the sum of its proper divisors (1).

704593 is an equidigital number, since it uses as much as digits as its factorization.

704593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 704593 is about 839.4003812246. The cubic root of 704593 is about 88.9841742681.

The spelling of 704593 in words is "seven hundred four thousand, five hundred ninety-three".