704439 has 12 divisors (see below), whose sum is σ = 1053000. Its totient is φ = 453264.

The previous prime is 704419. The next prime is 704441. The reversal of 704439 is 934407.

It is not a de Polignac number, because 704439 - 2⁸ = 704183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704419) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1089 + ... + 1610.

It is an arithmetic number, because the mean of its divisors is an integer number (87750).

2⁷⁰⁴⁴³⁹ is an apocalyptic number.

704439 is a deficient number, since it is larger than the sum of its proper divisors (348561).

704439 is a wasteful number, since it uses less digits than its factorization.

704439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2734 (or 2731 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 704439 is about 839.3086440637. The cubic root of 704439 is about 88.9776908271.

The spelling of 704439 in words is "seven hundred four thousand, four hundred thirty-nine".