3889933 has 2 divisors, whose sum is σ = 3889934. Its totient is φ = 3889932.

The previous prime is 3889913. The next prime is 3889937. The reversal of 3889933 is 3399883.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3833764 + 56169 = 1958^2 + 237^2 .

It is a cyclic number.

It is not a de Polignac number, because 3889933 - 2⁵ = 3889901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3889933.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3889937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1944966 + 1944967.

It is an arithmetic number, because the mean of its divisors is an integer number (1944967).

Almost surely, 2^3889933 is an apocalyptic number.

It is an amenable number.

3889933 is a deficient number, since it is larger than the sum of its proper divisors (1).

3889933 is an equidigital number, since it uses as much as digits as its factorization.

3889933 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 43.

The square root of 3889933 is about 1972.2913070842. The cubic root of 3889933 is about 157.2705384561.

The spelling of 3889933 in words is "three million, eight hundred eighty-nine thousand, nine hundred thirty-three".