705388 has 6 divisors (see below), whose sum is σ = 1234436. Its totient is φ = 352692.

The previous prime is 705317. The next prime is 705389. The reversal of 705388 is 883507.

705388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (705389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88170 + ... + 88177.

2⁷⁰⁵³⁸⁸ is an apocalyptic number.

It is an amenable number.

705388 is a deficient number, since it is larger than the sum of its proper divisors (529048).

705388 is a wasteful number, since it uses less digits than its factorization.

705388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176351 (or 176349 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 705388 is about 839.8738000438. The cubic root of 705388 is about 89.0176289617.

The spelling of 705388 in words is "seven hundred five thousand, three hundred eighty-eight".