324402229 has 2 divisors, whose sum is σ = 324402230. Its totient is φ = 324402228.

The previous prime is 324402223. The next prime is 324402251. The reversal of 324402229 is 922204423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323640100 + 762129 = 17990^2 + 873^2 .

It is a cyclic number.

It is not a de Polignac number, because 324402229 - 2⁷ = 324402101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 324402197 and 324402206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324402223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162201114 + 162201115.

It is an arithmetic number, because the mean of its divisors is an integer number (162201115).

Almost surely, 2^324402229 is an apocalyptic number.

It is an amenable number.

324402229 is a deficient number, since it is larger than the sum of its proper divisors (1).

324402229 is an equidigital number, since it uses as much as digits as its factorization.

324402229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 324402229 is about 18011.1695622466. The cubic root of 324402229 is about 687.1126485321.

The spelling of 324402229 in words is "three hundred twenty-four million, four hundred two thousand, two hundred twenty-nine".