3633564 has 24 divisors (see below), whose sum is σ = 9249408. Its totient is φ = 1101040.

The previous prime is 3633559. The next prime is 3633569. The reversal of 3633564 is 4653363.

It is an interprime number because it is at equal distance from previous prime (3633559) and next prime (3633569).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 3 + 6 + 3⁴ + 3⁶ + 5⁹ + 6⁸ + 4 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3633569) 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 7 ways as a sum of consecutive naturals, for example, 13632 + ... + 13895.

It is an arithmetic number, because the mean of its divisors is an integer number (385392).

Almost surely, 2^3633564 is an apocalyptic number.

It is an amenable number.

3633564 is an abundant number, since it is smaller than the sum of its proper divisors (5615844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3633564 is a wasteful number, since it uses less digits than its factorization.

3633564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27545 (or 27543 counting only the distinct ones).

The product of its digits is 19440, while the sum is 30.

The square root of 3633564 is about 1906.1909662990. The cubic root of 3633564 is about 153.7367177369.

The spelling of 3633564 in words is "three million, six hundred thirty-three thousand, five hundred sixty-four".