229831339 has 2 divisors, whose sum is σ = 229831340. Its totient is φ = 229831338.

The previous prime is 229831333. The next prime is 229831367. The reversal of 229831339 is 933138922.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 229831339 - 2⁵ = 229831307 is a prime.

It is not a weakly prime, because it can be changed into another prime (229831333) 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, 114915669 + 114915670.

It is an arithmetic number, because the mean of its divisors is an integer number (114915670).

Almost surely, 2^229831339 is an apocalyptic number.

229831339 is a deficient number, since it is larger than the sum of its proper divisors (1).

229831339 is an equidigital number, since it uses as much as digits as its factorization.

229831339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 40.

The square root of 229831339 is about 15160.1892798210. The cubic root of 229831339 is about 612.5427666376.

The spelling of 229831339 in words is "two hundred twenty-nine million, eight hundred thirty-one thousand, three hundred thirty-nine".