704955569 has 2 divisors, whose sum is σ = 704955570. Its totient is φ = 704955568.

The previous prime is 704955553. The next prime is 704955583. The reversal of 704955569 is 965559407.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 702939169 + 2016400 = 26513^2 + 1420^2 .

It is a cyclic number.

It is not a de Polignac number, because 704955569 - 2⁴ = 704955553 is a prime.

It is a super-2 number, since 2×704955569² = 993924708528227522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (704955509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352477784 + 352477785.

It is an arithmetic number, because the mean of its divisors is an integer number (352477785).

Almost surely, 2^704955569 is an apocalyptic number.

It is an amenable number.

704955569 is a deficient number, since it is larger than the sum of its proper divisors (1).

704955569 is an equidigital number, since it uses as much as digits as its factorization.

704955569 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701000, while the sum is 50.

The square root of 704955569 is about 26550.9993973862. Note that the first 3 decimals coincide. The cubic root of 704955569 is about 889.9943479000.

The spelling of 704955569 in words is "seven hundred four million, nine hundred fifty-five thousand, five hundred sixty-nine".