849422247 has 4 divisors (see below), whose sum is σ = 1132563000. Its totient is φ = 566281496.

The previous prime is 849422207. The next prime is 849422257. The reversal of 849422247 is 742224948.

849422247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 849422247 - 2⁶ = 849422183 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 849422199 and 849422208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849422207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141570372 + ... + 141570377.

It is an arithmetic number, because the mean of its divisors is an integer number (283140750).

Almost surely, 2^849422247 is an apocalyptic number.

849422247 is a deficient number, since it is larger than the sum of its proper divisors (283140753).

849422247 is a wasteful number, since it uses less digits than its factorization.

849422247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283140752.

The product of its digits is 258048, while the sum is 42.

The square root of 849422247 is about 29144.8494077427. The cubic root of 849422247 is about 947.0535661618.

The spelling of 849422247 in words is "eight hundred forty-nine million, four hundred twenty-two thousand, two hundred forty-seven".