849170339 has 2 divisors, whose sum is σ = 849170340. Its totient is φ = 849170338.

The previous prime is 849170317. The next prime is 849170353. The reversal of 849170339 is 933071948.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 849170339 - 2²⁴ = 832393123 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 849170339.

It is not a weakly prime, because it can be changed into another prime (849170359) 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, 424585169 + 424585170.

It is an arithmetic number, because the mean of its divisors is an integer number (424585170).

Almost surely, 2^849170339 is an apocalyptic number.

849170339 is a deficient number, since it is larger than the sum of its proper divisors (1).

849170339 is an equidigital number, since it uses as much as digits as its factorization.

849170339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 849170339 is about 29140.5274317401. The cubic root of 849170339 is about 946.9599362629.

The spelling of 849170339 in words is "eight hundred forty-nine million, one hundred seventy thousand, three hundred thirty-nine".