848400844 has 24 divisors (see below), whose sum is σ = 1654778160. Its totient is φ = 378233856.

The previous prime is 848400841. The next prime is 848400853. The reversal of 848400844 is 448004848.

It is a junction number, because it is equal to n+sod(n) for n = 848400797 and 848400806.

It is not an unprimeable number, because it can be changed into a prime (848400841) 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 in 7 ways as a sum of consecutive naturals, for example, 327037 + ... + 329620.

It is an arithmetic number, because the mean of its divisors is an integer number (68949090).

Almost surely, 2^848400844 is an apocalyptic number.

It is an amenable number.

848400844 is a deficient number, since it is larger than the sum of its proper divisors (806377316).

848400844 is a wasteful number, since it uses less digits than its factorization.

848400844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656697 (or 656695 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

The square root of 848400844 is about 29127.3212637208. The cubic root of 848400844 is about 946.6738133980.

The spelling of 848400844 in words is "eight hundred forty-eight million, four hundred thousand, eight hundred forty-four".