704878 has 8 divisors (see below), whose sum is σ = 1091520. Its totient is φ = 341040.

The previous prime is 704867. The next prime is 704897. The reversal of 704878 is 878407.

704878 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

704878 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5623 + ... + 5746.

It is an arithmetic number, because the mean of its divisors is an integer number (136440).

2⁷⁰⁴⁸⁷⁸ is an apocalyptic number.

704878 is a deficient number, since it is larger than the sum of its proper divisors (386642).

704878 is a wasteful number, since it uses less digits than its factorization.

704878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11402.

The product of its (nonzero) digits is 12544, while the sum is 34.

The square root of 704878 is about 839.5701281013. The cubic root of 704878 is about 88.9961703524.

The spelling of 704878 in words is "seven hundred four thousand, eight hundred seventy-eight".