722332 has 24 divisors (see below), whose sum is σ = 1411200. Its totient is φ = 321216.

The previous prime is 722321. The next prime is 722333. The reversal of 722332 is 233227.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722333) 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, 1269 + ... + 1747.

It is an arithmetic number, because the mean of its divisors is an integer number (58800).

2⁷²²³³² is an apocalyptic number.

It is an amenable number.

722332 is a deficient number, since it is larger than the sum of its proper divisors (688868).

722332 is a wasteful number, since it uses less digits than its factorization.

722332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525 (or 523 counting only the distinct ones).

The product of its digits is 504, while the sum is 19.

The square root of 722332 is about 849.9011707252. The cubic root of 722332 is about 89.7247557951.

Adding to 722332 its reverse (233227), we get a palindrome (955559).

The spelling of 722332 in words is "seven hundred twenty-two thousand, three hundred thirty-two".