4085445804 has 24 divisors (see below), whose sum is σ = 10399316928. Its totient is φ = 1238013840.

The previous prime is 4085445769. The next prime is 4085445823.

4085445804 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15475042 + ... + 15475305.

It is an arithmetic number, because the mean of its divisors is an integer number (433304872).

Almost surely, 2^4085445804 is an apocalyptic number.

4085445804 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4085445804 is an abundant number, since it is smaller than the sum of its proper divisors (6313871124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4085445804 is a wasteful number, since it uses less digits than its factorization.

4085445804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30950365 (or 30950363 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 42.

The square root of 4085445804 is about 63917.4921598149. The cubic root of 4085445804 is about 1598.6245736945.

The spelling of 4085445804 in words is "four billion, eighty-five million, four hundred forty-five thousand, eight hundred four".