5642544 has 80 divisors (see below), whose sum is σ = 16070400. Its totient is φ = 1698048.

The previous prime is 5642531. The next prime is 5642591. The reversal of 5642544 is 4452465.

5642544 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20842 + ... + 21110.

It is an arithmetic number, because the mean of its divisors is an integer number (200880).

Almost surely, 2^5642544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5642544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8035200).

5642544 is an abundant number, since it is smaller than the sum of its proper divisors (10427856).

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

5642544 is a wasteful number, since it uses less digits than its factorization.

5642544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 316 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 5642544 is about 2375.4039656446. The cubic root of 5642544 is about 178.0293685498.

The spelling of 5642544 in words is "five million, six hundred forty-two thousand, five hundred forty-four".