709444 has 12 divisors (see below), whose sum is σ = 1314684. Its totient is φ = 333824.

The previous prime is 709433. The next prime is 709447. The reversal of 709444 is 444907.

It can be written as a sum of positive squares in 2 ways, for example, as 506944 + 202500 = 712^2 + 450^2 .

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (709447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5149 + ... + 5284.

It is an arithmetic number, because the mean of its divisors is an integer number (109557).

2⁷⁰⁹⁴⁴⁴ is an apocalyptic number.

It is an amenable number.

709444 is a deficient number, since it is larger than the sum of its proper divisors (605240).

709444 is a wasteful number, since it uses less digits than its factorization.

709444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10454 (or 10452 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 709444 is about 842.2849874003. The cubic root of 709444 is about 89.1879209045.

The spelling of 709444 in words is "seven hundred nine thousand, four hundred forty-four".