229245329 has 2 divisors, whose sum is σ = 229245330. Its totient is φ = 229245328.

The previous prime is 229245293. The next prime is 229245371. The reversal of 229245329 is 923542922.

Together with previous prime (229245293) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 211411600 + 17833729 = 14540^2 + 4223^2 .

It is a cyclic number.

It is not a de Polignac number, because 229245329 - 2²⁰ = 228196753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 229245292 and 229245301.

It is not a weakly prime, because it can be changed into another prime (229245389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114622664 + 114622665.

It is an arithmetic number, because the mean of its divisors is an integer number (114622665).

Almost surely, 2^229245329 is an apocalyptic number.

It is an amenable number.

229245329 is a deficient number, since it is larger than the sum of its proper divisors (1).

229245329 is an equidigital number, since it uses as much as digits as its factorization.

229245329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 38.

The square root of 229245329 is about 15140.8496789315. The cubic root of 229245329 is about 612.0217154141.

The spelling of 229245329 in words is "two hundred twenty-nine million, two hundred forty-five thousand, three hundred twenty-nine".