722333 has 2 divisors, whose sum is σ = 722334. Its totient is φ = 722332.

The previous prime is 722321. The next prime is 722341. The reversal of 722333 is 333227.

722333 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 438244 + 284089 = 662^2 + 533^2 .

It is an emirp because it is prime and its reverse (333227) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 722333 - 2⁴ = 722317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (722353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361166 + 361167.

It is an arithmetic number, because the mean of its divisors is an integer number (361167).

2⁷²²³³³ is an apocalyptic number.

It is an amenable number.

722333 is a deficient number, since it is larger than the sum of its proper divisors (1).

722333 is an equidigital number, since it uses as much as digits as its factorization.

722333 is an evil number, because the sum of its binary digits is even.

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

The square root of 722333 is about 849.9017590287. The cubic root of 722333 is about 89.7247972002.

The spelling of 722333 in words is "seven hundred twenty-two thousand, three hundred thirty-three".