849843825 has 12 divisors (see below), whose sum is σ = 1405075248. Its totient is φ = 453250000.

The previous prime is 849843809. The next prime is 849843851. The reversal of 849843825 is 528348948.

It is not a de Polignac number, because 849843825 - 2⁴ = 849843809 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5665551 + ... + 5665700.

It is an arithmetic number, because the mean of its divisors is an integer number (117089604).

Almost surely, 2^849843825 is an apocalyptic number.

It is an amenable number.

849843825 is a deficient number, since it is larger than the sum of its proper divisors (555231423).

849843825 is a wasteful number, since it uses less digits than its factorization.

849843825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11331264 (or 11331259 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 51.

The square root of 849843825 is about 29152.0809720335. The cubic root of 849843825 is about 947.2102180963.

The spelling of 849843825 in words is "eight hundred forty-nine million, eight hundred forty-three thousand, eight hundred twenty-five".