704738 has 4 divisors (see below), whose sum is σ = 1057110. Its totient is φ = 352368.

The previous prime is 704731. The next prime is 704747. The reversal of 704738 is 837407.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 667489 + 37249 = 817^2 + 193^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 704738.

It is not an unprimeable number, because it can be changed into a prime (704731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176183 + ... + 176186.

2⁷⁰⁴⁷³⁸ is an apocalyptic number.

704738 is a deficient number, since it is larger than the sum of its proper divisors (352372).

704738 is a wasteful number, since it uses less digits than its factorization.

704738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352371.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 704738 is about 839.4867479597. The cubic root of 704738 is about 88.9902779432.

The spelling of 704738 in words is "seven hundred four thousand, seven hundred thirty-eight".