5422144 has 112 divisors (see below), whose sum is σ = 14224000. Its totient is φ = 2032128.

The previous prime is 5422139. The next prime is 5422169. The reversal of 5422144 is 4412245.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

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, 285367 + ... + 285385.

It is an arithmetic number, because the mean of its divisors is an integer number (127000).

Almost surely, 2^5422144 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 5422144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7112000).

5422144 is an abundant number, since it is smaller than the sum of its proper divisors (8801856).

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

5422144 is a wasteful number, since it uses less digits than its factorization.

5422144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65 (or 41 counting only the distinct ones).

The product of its digits is 1280, while the sum is 22.

The square root of 5422144 is about 2328.5497632647. The cubic root of 5422144 is about 175.6805500075.

Adding to 5422144 its reverse (4412245), we get a palindrome (9834389).

The spelling of 5422144 in words is "five million, four hundred twenty-two thousand, one hundred forty-four".