3604605 has 16 divisors (see below), whose sum is σ = 5866560. Its totient is φ = 1889408.

The previous prime is 3604603. The next prime is 3604609. The reversal of 3604605 is 5064063.

3604605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3604605 - 2¹ = 3604603 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3604603) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1152 + ... + 2921.

It is an arithmetic number, because the mean of its divisors is an integer number (366660).

Almost surely, 2^3604605 is an apocalyptic number.

It is an amenable number.

3604605 is a deficient number, since it is larger than the sum of its proper divisors (2261955).

3604605 is a wasteful number, since it uses less digits than its factorization.

3604605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4140.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 3604605 is about 1898.5797323262. The cubic root of 3604605 is about 153.3272077998.

Adding to 3604605 its reverse (5064063), we get a palindrome (8668668).

The spelling of 3604605 in words is "three million, six hundred four thousand, six hundred five".