704208 has 40 divisors (see below), whose sum is σ = 1928448. Its totient is φ = 220672.

The previous prime is 704189. The next prime is 704213. The reversal of 704208 is 802407.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

704208 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385 + ... + 1247.

2⁷⁰⁴²⁰⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 704208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (964224).

704208 is an abundant number, since it is smaller than the sum of its proper divisors (1224240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

704208 is a wasteful number, since it uses less digits than its factorization.

704208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891 (or 885 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 704208 is about 839.1710195187. The cubic root of 704208 is about 88.9679638938.

It can be divided in two parts, 70 and 4208, that added together give a triangular number (4278 = T₉₂).

The spelling of 704208 in words is "seven hundred four thousand, two hundred eight".