44042320 has 160 divisors (see below), whose sum is σ = 125706240. Its totient is φ = 14031360.

The previous prime is 44042293. The next prime is 44042333. The reversal of 44042320 is 2324044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 746451 + ... + 746509.

It is an arithmetic number, because the mean of its divisors is an integer number (785664).

Almost surely, 2^44042320 is an apocalyptic number.

44042320 is a gapful number since it is divisible by the number (40) 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 44042320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62853120).

44042320 is an abundant number, since it is smaller than the sum of its proper divisors (81663920).

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

44042320 is a wasteful number, since it uses less digits than its factorization.

44042320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 44042320 is about 6636.4388040575. The cubic root of 44042320 is about 353.1479823714.

Adding to 44042320 its reverse (2324044), we get a palindrome (46366364).

It can be divided in two parts, 4404 and 2320, that added together give a square (6724 = 82²).

The spelling of 44042320 in words is "forty-four million, forty-two thousand, three hundred twenty".