3605745 has 48 divisors (see below), whose sum is σ = 6947136. Its totient is φ = 1574400.

The previous prime is 3605743. The next prime is 3605747. The reversal of 3605745 is 5475063.

3605745 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 (3605743) and next prime (3605747).

It is not a de Polignac number, because 3605745 - 2¹ = 3605743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3605741) 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 47 ways as a sum of consecutive naturals, for example, 87925 + ... + 87965.

It is an arithmetic number, because the mean of its divisors is an integer number (144732).

Almost surely, 2^3605745 is an apocalyptic number.

It is an amenable number.

3605745 is a deficient number, since it is larger than the sum of its proper divisors (3341391).

3605745 is a wasteful number, since it uses less digits than its factorization.

3605745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 3605745 is about 1898.8799330131. The cubic root of 3605745 is about 153.3433699584.

It can be divided in two parts, 360 and 5745, that added together give a triangular number (6105 = T₁₁₀).

The spelling of 3605745 in words is "three million, six hundred five thousand, seven hundred forty-five".