3838321 has 4 divisors (see below), whose sum is σ = 3868672. Its totient is φ = 3807972.

The previous prime is 3838283. The next prime is 3838333. The reversal of 3838321 is 1238383.

3838321 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3838321 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3838321.

It is not an unprimeable number, because it can be changed into a prime (3838381) 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, 14985 + ... + 15238.

It is an arithmetic number, because the mean of its divisors is an integer number (967168).

Almost surely, 2^3838321 is an apocalyptic number.

It is an amenable number.

3838321 is a deficient number, since it is larger than the sum of its proper divisors (30351).

3838321 is a wasteful number, since it uses less digits than its factorization.

3838321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30350.

The product of its digits is 3456, while the sum is 28.

The square root of 3838321 is about 1959.1633418375. The cubic root of 3838321 is about 156.5718791849.

The spelling of 3838321 in words is "three million, eight hundred thirty-eight thousand, three hundred twenty-one".