3663045 has 12 divisors (see below), whose sum is σ = 6349356. Its totient is φ = 1953600.

The previous prime is 3663043. The next prime is 3663059. The reversal of 3663045 is 5403663.

It can be written as a sum of positive squares in 2 ways, for example, as 2022084 + 1640961 = 1422^2 + 1281^2 .

It is not a de Polignac number, because 3663045 - 2¹ = 3663043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3663043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40656 + ... + 40745.

It is an arithmetic number, because the mean of its divisors is an integer number (529113).

Almost surely, 2^3663045 is an apocalyptic number.

It is an amenable number.

3663045 is a deficient number, since it is larger than the sum of its proper divisors (2686311).

3663045 is a wasteful number, since it uses less digits than its factorization.

3663045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81412 (or 81409 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 3663045 is about 1913.9083050136. The cubic root of 3663045 is about 154.1513803527.

The spelling of 3663045 in words is "three million, six hundred sixty-three thousand, forty-five".