3704605 has 12 divisors (see below), whose sum is σ = 4609332. Its totient is φ = 2858240.

The previous prime is 3704599. The next prime is 3704611. The reversal of 3704605 is 5064073.

3704605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3704599) and next prime (3704611).

It can be written as a sum of positive squares in 6 ways, for example, as 181476 + 3523129 = 426^2 + 1877^2 .

It is not a de Polignac number, because 3704605 - 2⁵ = 3704573 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3704605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3765 + ... + 4645.

It is an arithmetic number, because the mean of its divisors is an integer number (384111).

Almost surely, 2^3704605 is an apocalyptic number.

It is an amenable number.

3704605 is a deficient number, since it is larger than the sum of its proper divisors (904727).

3704605 is an equidigital number, since it uses as much as digits as its factorization.

3704605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944 (or 915 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 3704605 is about 1924.7350467012. The cubic root of 3704605 is about 154.7321771097.

Adding to 3704605 its reverse (5064073), we get a palindrome (8768678).

The spelling of 3704605 in words is "three million, seven hundred four thousand, six hundred five".