705242 has 16 divisors (see below), whose sum is σ = 1134240. Its totient is φ = 327888.

The previous prime is 705209. The next prime is 705247. The reversal of 705242 is 242507.

705242 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 (705247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2408 + ... + 2684.

It is an arithmetic number, because the mean of its divisors is an integer number (70890).

2⁷⁰⁵²⁴² is an apocalyptic number.

705242 is a deficient number, since it is larger than the sum of its proper divisors (428998).

705242 is a wasteful number, since it uses less digits than its factorization.

705242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365.

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 705242 is about 839.7868777255. The cubic root of 705242 is about 89.0114869658.

Adding to 705242 its reverse (242507), we get a palindrome (947749).

The spelling of 705242 in words is "seven hundred five thousand, two hundred forty-two".