705328 has 20 divisors (see below), whose sum is σ = 1472128. Its totient is φ = 325440.

The previous prime is 705317. The next prime is 705389. The reversal of 705328 is 823507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1488 + ... + 1903.

2⁷⁰⁵³²⁸ is an apocalyptic number.

It is an amenable number.

705328 is an abundant number, since it is smaller than the sum of its proper divisors (766800).

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

705328 is a wasteful number, since it uses less digits than its factorization.

705328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412 (or 3406 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 705328 is about 839.8380796320. The cubic root of 705328 is about 89.0151049564.

The spelling of 705328 in words is "seven hundred five thousand, three hundred twenty-eight".