234343289 has 2 divisors, whose sum is σ = 234343290. Its totient is φ = 234343288.

The previous prime is 234343267. The next prime is 234343349. The reversal of 234343289 is 982343432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143808064 + 90535225 = 11992^2 + 9515^2 .

It is a cyclic number.

It is not a de Polignac number, because 234343289 - 2²⁰ = 233294713 is a prime.

It is not a weakly prime, because it can be changed into another prime (234343259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117171644 + 117171645.

It is an arithmetic number, because the mean of its divisors is an integer number (117171645).

Almost surely, 2^234343289 is an apocalyptic number.

It is an amenable number.

234343289 is a deficient number, since it is larger than the sum of its proper divisors (1).

234343289 is an equidigital number, since it uses as much as digits as its factorization.

234343289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 38.

The square root of 234343289 is about 15308.2751804375. The cubic root of 234343289 is about 616.5252107325.

The spelling of 234343289 in words is "two hundred thirty-four million, three hundred forty-three thousand, two hundred eighty-nine".