722044 has 6 divisors (see below), whose sum is σ = 1263584. Its totient is φ = 361020.

The previous prime is 722027. The next prime is 722047. The reversal of 722044 is 440227.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90252 + ... + 90259.

2⁷²²⁰⁴⁴ is an apocalyptic number.

It is an amenable number.

722044 is a deficient number, since it is larger than the sum of its proper divisors (541540).

722044 is a wasteful number, since it uses less digits than its factorization.

722044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180515 (or 180513 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 722044 is about 849.7317223689. The cubic root of 722044 is about 89.7128295319.

It can be divided in two parts, 72 and 2044, that added together give a square (2116 = 46²).

The spelling of 722044 in words is "seven hundred twenty-two thousand, forty-four", and thus it is an iban number.