704569 has 2 divisors, whose sum is σ = 704570. Its totient is φ = 704568.

The previous prime is 704567. The next prime is 704579. The reversal of 704569 is 965407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 360000 + 344569 = 600^2 + 587^2 .

It is an emirp because it is prime and its reverse (965407) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 704569 - 2¹ = 704567 is a prime.

It is a super-2 number, since 2×704569² = 992834951522, which contains 22 as substring.

Together with 704567, it forms a pair of twin primes.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 704569.

It is not a weakly prime, because it can be changed into another prime (704567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352284 + 352285.

It is an arithmetic number, because the mean of its divisors is an integer number (352285).

2⁷⁰⁴⁵⁶⁹ is an apocalyptic number.

It is an amenable number.

704569 is a deficient number, since it is larger than the sum of its proper divisors (1).

704569 is an equidigital number, since it uses as much as digits as its factorization.

704569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 704569 is about 839.3860851837. The cubic root of 704569 is about 88.9831639239.

The spelling of 704569 in words is "seven hundred four thousand, five hundred sixty-nine".