5538144 has 24 divisors (see below), whose sum is σ = 14537880. Its totient is φ = 1846016.

The previous prime is 5538131. The next prime is 5538149. The reversal of 5538144 is 4418355.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5538149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28749 + ... + 28940.

It is an arithmetic number, because the mean of its divisors is an integer number (605745).

Almost surely, 2^5538144 is an apocalyptic number.

It is an amenable number.

5538144 is an abundant number, since it is smaller than the sum of its proper divisors (8999736).

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

5538144 is a wasteful number, since it uses less digits than its factorization.

5538144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57702 (or 57694 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 5538144 is about 2353.3261567407. The cubic root of 5538144 is about 176.9245425112.

The spelling of 5538144 in words is "five million, five hundred thirty-eight thousand, one hundred forty-four".