704358397 has 2 divisors, whose sum is σ = 704358398. Its totient is φ = 704358396.

The previous prime is 704358289. The next prime is 704358407. The reversal of 704358397 is 793853407.

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., 583995556 + 120362841 = 24166^2 + 10971^2 .

It is an emirp because it is prime and its reverse (793853407) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-704358397 is a prime.

It is a super-2 number, since 2×704358397² = 992241502848819218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (704356397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352179198 + 352179199.

It is an arithmetic number, because the mean of its divisors is an integer number (352179199).

Almost surely, 2^704358397 is an apocalyptic number.

It is an amenable number.

704358397 is a deficient number, since it is larger than the sum of its proper divisors (1).

704358397 is an equidigital number, since it uses as much as digits as its factorization.

704358397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 635040, while the sum is 46.

The square root of 704358397 is about 26539.7512610800. The cubic root of 704358397 is about 889.7429704270.

The spelling of 704358397 in words is "seven hundred four million, three hundred fifty-eight thousand, three hundred ninety-seven".