3805573 has 2 divisors, whose sum is σ = 3805574. Its totient is φ = 3805572.

The previous prime is 3805547. The next prime is 3805621. The reversal of 3805573 is 3755083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3755844 + 49729 = 1938^2 + 223^2 .

It is an emirp because it is prime and its reverse (3755083) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3805573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3805273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1902786 + 1902787.

It is an arithmetic number, because the mean of its divisors is an integer number (1902787).

Almost surely, 2^3805573 is an apocalyptic number.

It is an amenable number.

3805573 is a deficient number, since it is larger than the sum of its proper divisors (1).

3805573 is an equidigital number, since it uses as much as digits as its factorization.

3805573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 3805573 is about 1950.7877895866. The cubic root of 3805573 is about 156.1253239040.

Subtracting from 3805573 its product of nonzero digits (12600), we obtain a palindrome (3792973).

The spelling of 3805573 in words is "three million, eight hundred five thousand, five hundred seventy-three".