44442120 has 64 divisors (see below), whose sum is σ = 134136000. Its totient is φ = 11779328.

The previous prime is 44442077. The next prime is 44442133. The reversal of 44442120 is 2124444.

It is a super-3 number, since 3×44442120³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20446 + ... + 22514.

It is an arithmetic number, because the mean of its divisors is an integer number (2095875).

Almost surely, 2^44442120 is an apocalyptic number.

44442120 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 44442120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67068000).

44442120 is an abundant number, since it is smaller than the sum of its proper divisors (89693880).

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

44442120 is a wasteful number, since it uses less digits than its factorization.

44442120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2262 (or 2258 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 44442120 is about 6666.4923310539. The cubic root of 44442120 is about 354.2133477262.

Adding to 44442120 its reverse (2124444), we get a palindrome (46566564).

The spelling of 44442120 in words is "forty-four million, four hundred forty-two thousand, one hundred twenty".