704039 has 8 divisors (see below), whose sum is σ = 823680. Its totient is φ = 589176.

The previous prime is 704029. The next prime is 704059. The reversal of 704039 is 930407.

704039 = 173² + 174² + ... + 193².

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 704039 - 2⁴ = 704023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 869 + ... + 1470.

It is an arithmetic number, because the mean of its divisors is an integer number (102960).

2⁷⁰⁴⁰³⁹ is an apocalyptic number.

704039 is a deficient number, since it is larger than the sum of its proper divisors (119641).

704039 is a wasteful number, since it uses less digits than its factorization.

704039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2389.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 704039 is about 839.0703188649. The cubic root of 704039 is about 88.9608463050.

The spelling of 704039 in words is "seven hundred four thousand, thirty-nine".