850848641 has 2 divisors, whose sum is σ = 850848642. Its totient is φ = 850848640.

The previous prime is 850848631. The next prime is 850848643. The reversal of 850848641 is 146848058.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 840768016 + 10080625 = 28996^2 + 3175^2 .

It is a cyclic number.

It is not a de Polignac number, because 850848641 - 2²² = 846654337 is a prime.

Together with 850848643, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 850848592 and 850848601.

It is not a weakly prime, because it can be changed into another prime (850848643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425424320 + 425424321.

It is an arithmetic number, because the mean of its divisors is an integer number (425424321).

Almost surely, 2^850848641 is an apocalyptic number.

It is an amenable number.

850848641 is a deficient number, since it is larger than the sum of its proper divisors (1).

850848641 is an equidigital number, since it uses as much as digits as its factorization.

850848641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 245760, while the sum is 44.

The square root of 850848641 is about 29169.3099164173. The cubic root of 850848641 is about 947.5833835691.

The spelling of 850848641 in words is "eight hundred fifty million, eight hundred forty-eight thousand, six hundred forty-one".