3801839 has 2 divisors, whose sum is σ = 3801840. Its totient is φ = 3801838.

The previous prime is 3801827. The next prime is 3801857. The reversal of 3801839 is 9381083.

It is a weak prime.

It is an emirp because it is prime and its reverse (9381083) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3801839 - 2⁸ = 3801583 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3801869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1900919 + 1900920.

It is an arithmetic number, because the mean of its divisors is an integer number (1900920).

Almost surely, 2^3801839 is an apocalyptic number.

3801839 is a deficient number, since it is larger than the sum of its proper divisors (1).

3801839 is an equidigital number, since it uses as much as digits as its factorization.

3801839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 3801839 is about 1949.8305054543. The cubic root of 3801839 is about 156.0742441908.

The spelling of 3801839 in words is "three million, eight hundred one thousand, eight hundred thirty-nine".