5550944 has 24 divisors (see below), whose sum is σ = 12490128. Its totient is φ = 2378880.

The previous prime is 5550929. The next prime is 5550947. The reversal of 5550944 is 4490555.

It is a happy number.

It is a super-2 number, since 2×5550944² = 61625958582272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 5550944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5550947) 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, 12167 + ... + 12614.

It is an arithmetic number, because the mean of its divisors is an integer number (520422).

Almost surely, 2^5550944 is an apocalyptic number.

It is an amenable number.

5550944 is an abundant number, since it is smaller than the sum of its proper divisors (6939184).

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

5550944 is a wasteful number, since it uses less digits than its factorization.

5550944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24798 (or 24790 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 5550944 is about 2356.0441422011. The cubic root of 5550944 is about 177.0607428745.

The spelling of 5550944 in words is "five million, five hundred fifty thousand, nine hundred forty-four".