5643624 has 48 divisors (see below), whose sum is σ = 16416000. Its totient is φ = 1612128.

The previous prime is 5643623. The next prime is 5643641. The reversal of 5643624 is 4263465.

It is a junction number, because it is equal to n+sod(n) for n = 5643591 and 5643600.

It is not an unprimeable number, because it can be changed into a prime (5643623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1224 + ... + 3575.

It is an arithmetic number, because the mean of its divisors is an integer number (342000).

Almost surely, 2^5643624 is an apocalyptic number.

It is an amenable number.

5643624 is an abundant number, since it is smaller than the sum of its proper divisors (10772376).

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

5643624 is a wasteful number, since it uses less digits than its factorization.

5643624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4822 (or 4811 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 5643624 is about 2375.6312845221. The cubic root of 5643624 is about 178.0407262785.

The spelling of 5643624 in words is "five million, six hundred forty-three thousand, six hundred twenty-four".