3866808373 has 2 divisors, whose sum is σ = 3866808374. Its totient is φ = 3866808372.

The previous prime is 3866808367. The next prime is 3866808383. The reversal of 3866808373 is 3738086683.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3858645924 + 8162449 = 62118^2 + 2857^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3866808373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3866808373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3866808353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1933404186 + 1933404187.

It is an arithmetic number, because the mean of its divisors is an integer number (1933404187).

Almost surely, 2^3866808373 is an apocalyptic number.

It is an amenable number.

3866808373 is a deficient number, since it is larger than the sum of its proper divisors (1).

3866808373 is an equidigital number, since it uses as much as digits as its factorization.

3866808373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The square root of 3866808373 is about 62183.6664486744. Note that the first 3 decimals coincide. The cubic root of 3866808373 is about 1569.5827488700.

The spelling of 3866808373 in words is "three billion, eight hundred sixty-six million, eight hundred eight thousand, three hundred seventy-three".