5221844 has 12 divisors (see below), whose sum is σ = 9288468. Its totient is φ = 2568000.

The previous prime is 5221829. The next prime is 5221849. The reversal of 5221844 is 4481225.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 547600 + 4674244 = 740^2 + 2162^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5221849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10457 + ... + 10944.

It is an arithmetic number, because the mean of its divisors is an integer number (774039).

Almost surely, 2^5221844 is an apocalyptic number.

It is an amenable number.

5221844 is a deficient number, since it is larger than the sum of its proper divisors (4066624).

5221844 is a wasteful number, since it uses less digits than its factorization.

5221844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21466 (or 21464 counting only the distinct ones).

The product of its digits is 2560, while the sum is 26.

The square root of 5221844 is about 2285.1354445634. The cubic root of 5221844 is about 173.4900735406.

The spelling of 5221844 in words is "five million, two hundred twenty-one thousand, eight hundred forty-four".