704591 has 8 divisors (see below), whose sum is σ = 734160. Its totient is φ = 675648.

The previous prime is 704581. The next prime is 704593. The reversal of 704591 is 195407.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 704591 - 2⁶ = 704527 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 704591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5000 + ... + 5138.

It is an arithmetic number, because the mean of its divisors is an integer number (91770).

2⁷⁰⁴⁵⁹¹ is an apocalyptic number.

704591 is a deficient number, since it is larger than the sum of its proper divisors (29569).

704591 is a wasteful number, since it uses less digits than its factorization.

704591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 704591 is about 839.3991898972. The cubic root of 704591 is about 88.9840900736.

Adding to 704591 its reverse (195407), we get a palindrome (899998).

The spelling of 704591 in words is "seven hundred four thousand, five hundred ninety-one".