229834439 has 2 divisors, whose sum is σ = 229834440. Its totient is φ = 229834438.

The previous prime is 229834427. The next prime is 229834459. The reversal of 229834439 is 934438922.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229834439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 229834439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229834459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114917219 + 114917220.

It is an arithmetic number, because the mean of its divisors is an integer number (114917220).

Almost surely, 2^229834439 is an apocalyptic number.

229834439 is a deficient number, since it is larger than the sum of its proper divisors (1).

229834439 is an equidigital number, since it uses as much as digits as its factorization.

229834439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 44.

The square root of 229834439 is about 15160.2915209438. The cubic root of 229834439 is about 612.5455206485.

The spelling of 229834439 in words is "two hundred twenty-nine million, eight hundred thirty-four thousand, four hundred thirty-nine".