806181832 has 16 divisors (see below), whose sum is σ = 1577312640. Its totient is φ = 385565136.

The previous prime is 806181829. The next prime is 806181833. The reversal of 806181832 is 238181608.

It is a junction number, because it is equal to n+sod(n) for n = 806181791 and 806181800.

It is not an unprimeable number, because it can be changed into a prime (806181833) 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 3 ways as a sum of consecutive naturals, for example, 2190528 + ... + 2190895.

It is an arithmetic number, because the mean of its divisors is an integer number (98582040).

Almost surely, 2^806181832 is an apocalyptic number.

It is an amenable number.

806181832 is a deficient number, since it is larger than the sum of its proper divisors (771130808).

806181832 is a wasteful number, since it uses less digits than its factorization.

806181832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4381452 (or 4381448 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 37.

The square root of 806181832 is about 28393.3413320800. The cubic root of 806181832 is about 930.7027609155.

The spelling of 806181832 in words is "eight hundred six million, one hundred eighty-one thousand, eight hundred thirty-two".