322429 has 2 divisors, whose sum is σ = 322430. Its totient is φ = 322428.

The previous prime is 322417. The next prime is 322433. The reversal of 322429 is 924223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 164025 + 158404 = 405^2 + 398^2 .

It is a cyclic number.

It is not a de Polignac number, because 322429 - 2⁵ = 322397 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 322429.

It is not a weakly prime, because it can be changed into another prime (322409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161214 + 161215.

It is an arithmetic number, because the mean of its divisors is an integer number (161215).

2³²²⁴²⁹ is an apocalyptic number.

It is an amenable number.

322429 is a deficient number, since it is larger than the sum of its proper divisors (1).

322429 is an equidigital number, since it uses as much as digits as its factorization.

322429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 22.

The square root of 322429 is about 567.8283191247. The cubic root of 322429 is about 68.5716656324.

The spelling of 322429 in words is "three hundred twenty-two thousand, four hundred twenty-nine".