723332 has 12 divisors (see below), whose sum is σ = 1285200. Its totient is φ = 356136.

The previous prime is 723319. The next prime is 723337. The reversal of 723332 is 233327.

It is not an unprimeable number, because it can be changed into a prime (723337) by changing a digit.

723332 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1082 + ... + 1617.

It is an arithmetic number, because the mean of its divisors is an integer number (107100).

2⁷²³³³² is an apocalyptic number.

It is an amenable number.

723332 is a deficient number, since it is larger than the sum of its proper divisors (561868).

723332 is a wasteful number, since it uses less digits than its factorization.

723332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2770 (or 2768 counting only the distinct ones).

The product of its digits is 756, while the sum is 20.

The square root of 723332 is about 850.4892709494. The cubic root of 723332 is about 89.7661418348.

Adding to 723332 its reverse (233327), we get a palindrome (956659).

The spelling of 723332 in words is "seven hundred twenty-three thousand, three hundred thirty-two".