704245057 has 2 divisors, whose sum is σ = 704245058. Its totient is φ = 704245056.

The previous prime is 704245033. The next prime is 704245067. The reversal of 704245057 is 750542407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 552438016 + 151807041 = 23504^2 + 12321^2 .

It is a cyclic number.

It is not a de Polignac number, because 704245057 - 2²³ = 695856449 is a prime.

It is a super-2 number, since 2×704245057² = 991922200617866498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (704245067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352122528 + 352122529.

It is an arithmetic number, because the mean of its divisors is an integer number (352122529).

Almost surely, 2^704245057 is an apocalyptic number.

It is an amenable number.

704245057 is a deficient number, since it is larger than the sum of its proper divisors (1).

704245057 is an equidigital number, since it uses as much as digits as its factorization.

704245057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39200, while the sum is 34.

The square root of 704245057 is about 26537.6158876415. The cubic root of 704245057 is about 889.6952443081.

The spelling of 704245057 in words is "seven hundred four million, two hundred forty-five thousand, fifty-seven".