849680707 has 2 divisors, whose sum is σ = 849680708. Its totient is φ = 849680706.

The previous prime is 849680647. The next prime is 849680813. The reversal of 849680707 is 707086948.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 849680707 - 2¹⁹ = 849156419 is a prime.

It is not a weakly prime, because it can be changed into another prime (849680107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424840353 + 424840354.

It is an arithmetic number, because the mean of its divisors is an integer number (424840354).

Almost surely, 2^849680707 is an apocalyptic number.

849680707 is a deficient number, since it is larger than the sum of its proper divisors (1).

849680707 is an equidigital number, since it uses as much as digits as its factorization.

849680707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 49.

The square root of 849680707 is about 29149.2831301217. The cubic root of 849680707 is about 947.1496120892.

The spelling of 849680707 in words is "eight hundred forty-nine million, six hundred eighty thousand, seven hundred seven".