3899773 has 2 divisors, whose sum is σ = 3899774. Its totient is φ = 3899772.

The previous prime is 3899771. The next prime is 3899801. The reversal of 3899773 is 3779983.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2152089 + 1747684 = 1467^2 + 1322^2 .

It is a cyclic number.

It is not a de Polignac number, because 3899773 - 2¹ = 3899771 is a prime.

Together with 3899771, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3899771) 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, 1949886 + 1949887.

It is an arithmetic number, because the mean of its divisors is an integer number (1949887).

Almost surely, 2^3899773 is an apocalyptic number.

It is an amenable number.

3899773 is a deficient number, since it is larger than the sum of its proper divisors (1).

3899773 is an equidigital number, since it uses as much as digits as its factorization.

3899773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 46.

The square root of 3899773 is about 1974.7842920177. The cubic root of 3899773 is about 157.4030376566.

The spelling of 3899773 in words is "three million, eight hundred ninety-nine thousand, seven hundred seventy-three".