704672239 has 2 divisors, whose sum is σ = 704672240. Its totient is φ = 704672238.

The previous prime is 704672233. The next prime is 704672257. The reversal of 704672239 is 932276407.

It is a weak prime.

It is an emirp because it is prime and its reverse (932276407) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 704672239 - 2⁹ = 704671727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (704672233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352336119 + 352336120.

It is an arithmetic number, because the mean of its divisors is an integer number (352336120).

Almost surely, 2^704672239 is an apocalyptic number.

704672239 is a deficient number, since it is larger than the sum of its proper divisors (1).

704672239 is an equidigital number, since it uses as much as digits as its factorization.

704672239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 704672239 is about 26545.6632804682. The cubic root of 704672239 is about 889.8750988298.

The spelling of 704672239 in words is "seven hundred four million, six hundred seventy-two thousand, two hundred thirty-nine".