3645164 has 6 divisors (see below), whose sum is σ = 6379044. Its totient is φ = 1822580.

The previous prime is 3645151. The next prime is 3645193. The reversal of 3645164 is 4615463.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 455642 + ... + 455649.

It is an arithmetic number, because the mean of its divisors is an integer number (1063174).

Almost surely, 2^3645164 is an apocalyptic number.

It is an amenable number.

3645164 is a deficient number, since it is larger than the sum of its proper divisors (2733880).

3645164 is a wasteful number, since it uses less digits than its factorization.

3645164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911295 (or 911293 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 3645164 is about 1909.2312589102. The cubic root of 3645164 is about 153.9001432820.

Subtracting 3645164 from its reverse (4615463), we obtain a cube (970299 = 99³).

The spelling of 3645164 in words is "three million, six hundred forty-five thousand, one hundred sixty-four".