704564617 has 2 divisors, whose sum is σ = 704564618. Its totient is φ = 704564616.

The previous prime is 704564603. The next prime is 704564629. The reversal of 704564617 is 716465407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 361722361 + 342842256 = 19019^2 + 18516^2 .

It is a cyclic number.

It is not a de Polignac number, because 704564617 - 2²³ = 696176009 is a prime.

It is a super-2 number, since 2×704564617² = 992822599056713378, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 704564617.

It is not a weakly prime, because it can be changed into another prime (704564687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352282308 + 352282309.

It is an arithmetic number, because the mean of its divisors is an integer number (352282309).

Almost surely, 2^704564617 is an apocalyptic number.

It is an amenable number.

704564617 is a deficient number, since it is larger than the sum of its proper divisors (1).

704564617 is an equidigital number, since it uses as much as digits as its factorization.

704564617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 704564617 is about 26543.6360922915. The cubic root of 704564617 is about 889.8297940727.

The spelling of 704564617 in words is "seven hundred four million, five hundred sixty-four thousand, six hundred seventeen".