5531144 has 16 divisors (see below), whose sum is σ = 10705920. Its totient is φ = 2676240.

The previous prime is 5531143. The next prime is 5531159. The reversal of 5531144 is 4411355.

It is not an unprimeable number, because it can be changed into a prime (5531143) 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, 10904 + ... + 11399.

It is an arithmetic number, because the mean of its divisors is an integer number (669120).

Almost surely, 2^5531144 is an apocalyptic number.

It is an amenable number.

5531144 is a deficient number, since it is larger than the sum of its proper divisors (5174776).

5531144 is a wasteful number, since it uses less digits than its factorization.

5531144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22340 (or 22336 counting only the distinct ones).

The product of its digits is 1200, while the sum is 23.

The square root of 5531144 is about 2351.8384298246. The cubic root of 5531144 is about 176.8499691549.

Adding to 5531144 its reverse (4411355), we get a palindrome (9942499).

It can be divided in two parts, 55311 and 44, that added together give a palindrome (55355).

The spelling of 5531144 in words is "five million, five hundred thirty-one thousand, one hundred forty-four".