44427120 has 80 divisors (see below), whose sum is σ = 145838880. Its totient is φ = 11149312.

The previous prime is 44427113. The next prime is 44427139. The reversal of 44427120 is 2172444.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 1365 + ... + 9524.

It is an arithmetic number, because the mean of its divisors is an integer number (1822986).

Almost surely, 2^44427120 is an apocalyptic number.

44427120 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 44427120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72919440).

44427120 is an abundant number, since it is smaller than the sum of its proper divisors (101411760).

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

44427120 is a wasteful number, since it uses less digits than its factorization.

44427120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10922 (or 10916 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 24.

The square root of 44427120 is about 6665.3672066886. The cubic root of 44427120 is about 354.1734921560.

Adding to 44427120 its reverse (2172444), we get a palindrome (46599564).

The spelling of 44427120 in words is "forty-four million, four hundred twenty-seven thousand, one hundred twenty".