44142384 has 160 divisors (see below), whose sum is σ = 137491200. Its totient is φ = 12026880.

The previous prime is 44142383. The next prime is 44142389. The reversal of 44142384 is 48324144.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (44142383) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 404922 + ... + 405030.

It is an arithmetic number, because the mean of its divisors is an integer number (859320).

Almost surely, 2^44142384 is an apocalyptic number.

44142384 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 44142384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68745600).

44142384 is an abundant number, since it is smaller than the sum of its proper divisors (93348816).

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

44142384 is a wasteful number, since it uses less digits than its factorization.

44142384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 197 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

The square root of 44142384 is about 6643.9735098810. The cubic root of 44142384 is about 353.4152304129.

The spelling of 44142384 in words is "forty-four million, one hundred forty-two thousand, three hundred eighty-four".