3804128019 has 6 divisors (see below), whose sum is σ = 5494851596. Its totient is φ = 2536085340.

The previous prime is 3804127991. The next prime is 3804128021. The reversal of 3804128019 is 9108214083.

It is not a de Polignac number, because 3804128019 - 2⁷ = 3804127891 is a prime.

It is a super-2 number, since 2×3804128019² = 28942779969881728722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3804128219) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 211340437 + ... + 211340454.

Almost surely, 2^3804128019 is an apocalyptic number.

3804128019 is a deficient number, since it is larger than the sum of its proper divisors (1690723577).

3804128019 is a wasteful number, since it uses less digits than its factorization.

3804128019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422680897 (or 422680894 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 3804128019 is about 61677.6135968311. The cubic root of 3804128019 is about 1561.0556107323.

The spelling of 3804128019 in words is "three billion, eight hundred four million, one hundred twenty-eight thousand, nineteen".