726244 has 12 divisors (see below), whose sum is σ = 1298304. Its totient is φ = 355304.

The previous prime is 726221. The next prime is 726287. The reversal of 726244 is 442627.

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, 1744 + ... + 2119.

It is an arithmetic number, because the mean of its divisors is an integer number (108192).

2⁷²⁶²⁴⁴ is an apocalyptic number.

It is an amenable number.

726244 is a deficient number, since it is larger than the sum of its proper divisors (572060).

726244 is a wasteful number, since it uses less digits than its factorization.

726244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914 (or 3912 counting only the distinct ones).

The product of its digits is 2688, while the sum is 25.

The square root of 726244 is about 852.1995071578. The cubic root of 726244 is about 89.8864411378.

The spelling of 726244 in words is "seven hundred twenty-six thousand, two hundred forty-four".