3883921 has 2 divisors, whose sum is σ = 3883922. Its totient is φ = 3883920.

The previous prime is 3883903. The next prime is 3883933. The reversal of 3883921 is 1293883.

3883921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2356225 + 1527696 = 1535^2 + 1236^2 .

It is a cyclic number.

It is not a de Polignac number, because 3883921 - 2¹¹ = 3881873 is a prime.

It is not a weakly prime, because it can be changed into another prime (3883951) 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 as a sum of consecutive naturals, namely, 1941960 + 1941961.

It is an arithmetic number, because the mean of its divisors is an integer number (1941961).

Almost surely, 2^3883921 is an apocalyptic number.

It is an amenable number.

3883921 is a deficient number, since it is larger than the sum of its proper divisors (1).

3883921 is an equidigital number, since it uses as much as digits as its factorization.

3883921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 34.

The square root of 3883921 is about 1970.7666021120. The cubic root of 3883921 is about 157.1894746777.

The spelling of 3883921 in words is "three million, eight hundred eighty-three thousand, nine hundred twenty-one".