3804081919 has 4 divisors (see below), whose sum is σ = 4149907560. Its totient is φ = 3458256280.

The previous prime is 3804081901. The next prime is 3804081923. The reversal of 3804081919 is 9191804083.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3804081919 - 2⁷ = 3804081791 is a prime.

It is a super-2 number, since 2×3804081919² = 28942078492925445122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3804001919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172912804 + ... + 172912825.

It is an arithmetic number, because the mean of its divisors is an integer number (1037476890).

Almost surely, 2^3804081919 is an apocalyptic number.

3804081919 is a deficient number, since it is larger than the sum of its proper divisors (345825641).

3804081919 is a wasteful number, since it uses less digits than its factorization.

3804081919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345825640.

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 3804081919 is about 61677.2398782565. The cubic root of 3804081919 is about 1561.0493048672.

The spelling of 3804081919 in words is "three billion, eight hundred four million, eighty-one thousand, nine hundred nineteen".