3805601 has 4 divisors (see below), whose sum is σ = 3844932. Its totient is φ = 3766272.

The previous prime is 3805573. The next prime is 3805621. The reversal of 3805601 is 1065083.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 739600 + 3066001 = 860^2 + 1751^2 .

It is a cyclic number.

It is not a de Polignac number, because 3805601 - 2⁶ = 3805537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3805621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19520 + ... + 19713.

It is an arithmetic number, because the mean of its divisors is an integer number (961233).

Almost surely, 2^3805601 is an apocalyptic number.

It is an amenable number.

3805601 is a deficient number, since it is larger than the sum of its proper divisors (39331).

3805601 is an equidigital number, since it uses as much as digits as its factorization.

3805601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39330.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 3805601 is about 1950.7949661612. The cubic root of 3805601 is about 156.1257068072.

The spelling of 3805601 in words is "three million, eight hundred five thousand, six hundred one".