5608644 has 24 divisors (see below), whose sum is σ = 13509888. Its totient is φ = 1809120.

The previous prime is 5608639. The next prime is 5608661. The reversal of 5608644 is 4468065.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7167 + ... + 7910.

It is an arithmetic number, because the mean of its divisors is an integer number (562912).

Almost surely, 2^5608644 is an apocalyptic number.

It is an amenable number.

5608644 is an abundant number, since it is smaller than the sum of its proper divisors (7901244).

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

5608644 is a wasteful number, since it uses less digits than its factorization.

5608644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15115 (or 15113 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 5608644 is about 2368.2575873414. The cubic root of 5608644 is about 177.6721229269.

The spelling of 5608644 in words is "five million, six hundred eight thousand, six hundred forty-four".