3645255 has 16 divisors (see below), whose sum is σ = 5914080. Its totient is φ = 1916928.

The previous prime is 3645253. The next prime is 3645263. The reversal of 3645255 is 5525463.

It is not a de Polignac number, because 3645255 - 2¹ = 3645253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3645251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 570 + ... + 2759.

It is an arithmetic number, because the mean of its divisors is an integer number (369630).

Almost surely, 2^3645255 is an apocalyptic number.

3645255 is a deficient number, since it is larger than the sum of its proper divisors (2268825).

3645255 is a wasteful number, since it uses less digits than its factorization.

3645255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3410.

The product of its digits is 18000, while the sum is 30.

The square root of 3645255 is about 1909.2550903428. The cubic root of 3645255 is about 153.9014239556.

The spelling of 3645255 in words is "three million, six hundred forty-five thousand, two hundred fifty-five".