849589271 has 2 divisors, whose sum is σ = 849589272. Its totient is φ = 849589270.

The previous prime is 849589231. The next prime is 849589277. The reversal of 849589271 is 172985948.

849589271 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-849589271 is a prime.

It is a super-2 number, since 2×849589271² = 1443603858796622882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (849589277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424794635 + 424794636.

It is an arithmetic number, because the mean of its divisors is an integer number (424794636).

Almost surely, 2^849589271 is an apocalyptic number.

849589271 is a deficient number, since it is larger than the sum of its proper divisors (1).

849589271 is an equidigital number, since it uses as much as digits as its factorization.

849589271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 53.

The square root of 849589271 is about 29147.7146788560. The cubic root of 849589271 is about 947.1156359231.

The spelling of 849589271 in words is "eight hundred forty-nine million, five hundred eighty-nine thousand, two hundred seventy-one".