3645364 has 6 divisors (see below), whose sum is σ = 6379394. Its totient is φ = 1822680.

The previous prime is 3645349. The next prime is 3645371. The reversal of 3645364 is 4635463.

It can be written as a sum of positive squares in only one way, i.e., 3640464 + 4900 = 1908^2 + 70^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 455667 + ... + 455674.

Almost surely, 2^3645364 is an apocalyptic number.

It is an amenable number.

3645364 is a deficient number, since it is larger than the sum of its proper divisors (2734030).

3645364 is a wasteful number, since it uses less digits than its factorization.

3645364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911345 (or 911343 counting only the distinct ones).

The product of its digits is 25920, while the sum is 31.

The square root of 3645364 is about 1909.2836352936. The cubic root of 3645364 is about 153.9029579213.

Subtracting 3645364 from its reverse (4635463), we obtain a palindrome (990099).

The spelling of 3645364 in words is "three million, six hundred forty-five thousand, three hundred sixty-four".