3804239 has 4 divisors (see below), whose sum is σ = 3810000. Its totient is φ = 3798480.

The previous prime is 3804233. The next prime is 3804259. The reversal of 3804239 is 9324083.

3804239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9324083 = 137 ⋅68059.

It is a cyclic number.

It is not a de Polignac number, because 3804239 - 2⁸ = 3803983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3804233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1739 + ... + 3260.

It is an arithmetic number, because the mean of its divisors is an integer number (952500).

Almost surely, 2^3804239 is an apocalyptic number.

3804239 is a deficient number, since it is larger than the sum of its proper divisors (5761).

3804239 is an equidigital number, since it uses as much as digits as its factorization.

3804239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5760.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 3804239 is about 1950.4458464669. The cubic root of 3804239 is about 156.1070791244.

The spelling of 3804239 in words is "three million, eight hundred four thousand, two hundred thirty-nine".