5618944 has 36 divisors (see below), whose sum is σ = 11479104. Its totient is φ = 2743808.

The previous prime is 5618941. The next prime is 5618957. The reversal of 5618944 is 4498165.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5618941) 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, 11799 + ... + 12265.

It is an arithmetic number, because the mean of its divisors is an integer number (318864).

Almost surely, 2^5618944 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 5618944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5739552).

5618944 is an abundant number, since it is smaller than the sum of its proper divisors (5860160).

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

5618944 is an equidigital number, since it uses as much as digits as its factorization.

5618944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530 (or 516 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 5618944 is about 2370.4311844051. The cubic root of 5618944 is about 177.7808184665.

The spelling of 5618944 in words is "five million, six hundred eighteen thousand, nine hundred forty-four".