849410047 has 2 divisors, whose sum is σ = 849410048. Its totient is φ = 849410046.

The previous prime is 849410017. The next prime is 849410057. The reversal of 849410047 is 740014948.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 849410047 - 2⁷ = 849409919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 849409988 and 849410015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (849410017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424705023 + 424705024.

It is an arithmetic number, because the mean of its divisors is an integer number (424705024).

Almost surely, 2^849410047 is an apocalyptic number.

849410047 is a deficient number, since it is larger than the sum of its proper divisors (1).

849410047 is an equidigital number, since it uses as much as digits as its factorization.

849410047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 849410047 is about 29144.6401075738. The cubic root of 849410047 is about 947.0490320569.

The spelling of 849410047 in words is "eight hundred forty-nine million, four hundred ten thousand, forty-seven".