726044 has 24 divisors (see below), whose sum is σ = 1436400. Its totient is φ = 318080.

The previous prime is 726043. The next prime is 726071. The reversal of 726044 is 440627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726043) 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, 992 + ... + 1560.

It is an arithmetic number, because the mean of its divisors is an integer number (59850).

2⁷²⁶⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

726044 is a deficient number, since it is larger than the sum of its proper divisors (710356).

726044 is a wasteful number, since it uses less digits than its factorization.

726044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 726044 is about 852.0821556634. The cubic root of 726044 is about 89.8781891184.

It can be divided in two parts, 72 and 6044, that added together give a palindrome (6116).

The spelling of 726044 in words is "seven hundred twenty-six thousand, forty-four".