14144544 has 144 divisors (see below), whose sum is σ = 44579808. Its totient is φ = 4396032.

The previous prime is 14144521. The next prime is 14144567. The reversal of 14144544 is 44544141.

It is an interprime number because it is at equal distance from previous prime (14144521) and next prime (14144567).

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132139 + ... + 132245.

It is an arithmetic number, because the mean of its divisors is an integer number (309582).

Almost surely, 2^14144544 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 14144544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22289904).

14144544 is an abundant number, since it is smaller than the sum of its proper divisors (30435264).

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

14144544 is a wasteful number, since it uses less digits than its factorization.

14144544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 129 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 14144544 is about 3760.9232908955. The cubic root of 14144544 is about 241.8408442846.

Adding to 14144544 its reverse (44544141), we get a palindrome (58688685).

The spelling of 14144544 in words is "fourteen million, one hundred forty-four thousand, five hundred forty-four".