5643536 has 20 divisors (see below), whose sum is σ = 11231052. Its totient is φ = 2745216.

The previous prime is 5643529. The next prime is 5643553. The reversal of 5643536 is 6353465.

It can be written as a sum of positive squares in 2 ways, for example, as 3083536 + 2560000 = 1756^2 + 1600^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4175 + ... + 5358.

Almost surely, 2^5643536 is an apocalyptic number.

It is an amenable number.

5643536 is a deficient number, since it is larger than the sum of its proper divisors (5587516).

5643536 is a wasteful number, since it uses less digits than its factorization.

5643536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9578 (or 9572 counting only the distinct ones).

The product of its digits is 32400, while the sum is 32.

The square root of 5643536 is about 2375.6127630571. The cubic root of 5643536 is about 178.0398008882.

The spelling of 5643536 in words is "five million, six hundred forty-three thousand, five hundred thirty-six".