838475329 has 2 divisors, whose sum is σ = 838475330. Its totient is φ = 838475328.

The previous prime is 838475303. The next prime is 838475357. The reversal of 838475329 is 923574838.

838475329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 775511104 + 62964225 = 27848^2 + 7935^2 .

It is a cyclic number.

It is not a de Polignac number, because 838475329 - 2⁹ = 838474817 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (838475369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 419237664 + 419237665.

It is an arithmetic number, because the mean of its divisors is an integer number (419237665).

Almost surely, 2^838475329 is an apocalyptic number.

It is an amenable number.

838475329 is a deficient number, since it is larger than the sum of its proper divisors (1).

838475329 is an equidigital number, since it uses as much as digits as its factorization.

838475329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 49.

The square root of 838475329 is about 28956.4384722983. The cubic root of 838475329 is about 942.9675827682.

The spelling of 838475329 in words is "eight hundred thirty-eight million, four hundred seventy-five thousand, three hundred twenty-nine".