704399 has 2 divisors, whose sum is σ = 704400. Its totient is φ = 704398.

The previous prime is 704393. The next prime is 704419. The reversal of 704399 is 993407.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (993407) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 704399 - 2¹² = 700303 is a prime.

It is a Chen prime.

It is equal to p₅₆₈₇₆ and since 704399 and 56876 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (704393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352199 + 352200.

It is an arithmetic number, because the mean of its divisors is an integer number (352200).

2⁷⁰⁴³⁹⁹ is an apocalyptic number.

704399 is a deficient number, since it is larger than the sum of its proper divisors (1).

704399 is an equidigital number, since it uses as much as digits as its factorization.

704399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 704399 is about 839.2848145892. The cubic root of 704399 is about 88.9760066619.

The spelling of 704399 in words is "seven hundred four thousand, three hundred ninety-nine".