5621144 has 16 divisors (see below), whose sum is σ = 10565520. Its totient is φ = 2803680.

The previous prime is 5621117. The next prime is 5621159. The reversal of 5621144 is 4411265.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4757 + ... + 5819.

It is an arithmetic number, because the mean of its divisors is an integer number (660345).

Almost surely, 2^5621144 is an apocalyptic number.

It is an amenable number.

5621144 is a deficient number, since it is larger than the sum of its proper divisors (4944376).

5621144 is a wasteful number, since it uses less digits than its factorization.

5621144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730 (or 1726 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 5621144 is about 2370.8951895856. The cubic root of 5621144 is about 177.8040177703.

The spelling of 5621144 in words is "five million, six hundred twenty-one thousand, one hundred forty-four".