726922 has 16 divisors (see below), whose sum is σ = 1258560. Its totient is φ = 308448.

The previous prime is 726917. The next prime is 726923. The reversal of 726922 is 229627.

726922 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 (726923) 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, 1729 + ... + 2107.

It is an arithmetic number, because the mean of its divisors is an integer number (78660).

2⁷²⁶⁹²² is an apocalyptic number.

726922 is a deficient number, since it is larger than the sum of its proper divisors (531638).

726922 is a wasteful number, since it uses less digits than its factorization.

726922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525.

The product of its digits is 3024, while the sum is 28.

The square root of 726922 is about 852.5972085340. The cubic root of 726922 is about 89.9144042154.

The spelling of 726922 in words is "seven hundred twenty-six thousand, nine hundred twenty-two".