849282251 has 2 divisors, whose sum is σ = 849282252. Its totient is φ = 849282250.

The previous prime is 849282223. The next prime is 849282253. The reversal of 849282251 is 152282948.

It is a happy number.

849282251 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-849282251 is a prime.

Together with 849282253, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_43546973 and since 849282251 and 43546973 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 849282199 and 849282208.

It is not a weakly prime, because it can be changed into another prime (849282253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 424641125 + 424641126.

It is an arithmetic number, because the mean of its divisors is an integer number (424641126).

Almost surely, 2^849282251 is an apocalyptic number.

849282251 is a deficient number, since it is larger than the sum of its proper divisors (1).

849282251 is an equidigital number, since it uses as much as digits as its factorization.

849282251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92160, while the sum is 41.

The square root of 849282251 is about 29142.4475808056. The cubic root of 849282251 is about 947.0015343265.

The spelling of 849282251 in words is "eight hundred forty-nine million, two hundred eighty-two thousand, two hundred fifty-one".