3881573 has 2 divisors, whose sum is σ = 3881574. Its totient is φ = 3881572.

The previous prime is 3881543. The next prime is 3881587. The reversal of 3881573 is 3751883.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3694084 + 187489 = 1922^2 + 433^2 .

It is a cyclic number.

It is not a de Polignac number, because 3881573 - 2⁶ = 3881509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3881543) 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, 1940786 + 1940787.

It is an arithmetic number, because the mean of its divisors is an integer number (1940787).

Almost surely, 2^3881573 is an apocalyptic number.

It is an amenable number.

3881573 is a deficient number, since it is larger than the sum of its proper divisors (1).

3881573 is an equidigital number, since it uses as much as digits as its factorization.

3881573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 35.

The square root of 3881573 is about 1970.1708047781. The cubic root of 3881573 is about 157.1577923231.

The spelling of 3881573 in words is "three million, eight hundred eighty-one thousand, five hundred seventy-three".