44171424 has 144 divisors (see below), whose sum is σ = 139636224. Its totient is φ = 13132800.

The previous prime is 44171417. The next prime is 44171429. The reversal of 44171424 is 42417144.

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

It is a super-2 number, since 2×44171424² = 3902229396375552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44171429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 231169 + ... + 231359.

It is an arithmetic number, because the mean of its divisors is an integer number (969696).

Almost surely, 2^44171424 is an apocalyptic number.

44171424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44171424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69818112).

44171424 is an abundant number, since it is smaller than the sum of its proper divisors (95464800).

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

44171424 is a wasteful number, since it uses less digits than its factorization.

44171424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291 (or 280 counting only the distinct ones).

The product of its digits is 3584, while the sum is 27.

The square root of 44171424 is about 6646.1585897419. The cubic root of 44171424 is about 353.4927139828.

Adding to 44171424 its reverse (42417144), we get a palindrome (86588568).

The spelling of 44171424 in words is "forty-four million, one hundred seventy-one thousand, four hundred twenty-four".