44020424 has 24 divisors (see below), whose sum is σ = 96014790. Its totient is φ = 18865728.

The previous prime is 44020421. The next prime is 44020439. The reversal of 44020424 is 42402044.

It can be written as a sum of positive squares in only one way, i.e., 38812900 + 5207524 = 6230^2 + 2282^2 .

It is a junction number, because it is equal to n+sod(n) for n = 44020396 and 44020405.

It is not an unprimeable number, because it can be changed into a prime (44020421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55757 + ... + 56540.

Almost surely, 2^44020424 is an apocalyptic number.

It is an amenable number.

44020424 is an abundant number, since it is smaller than the sum of its proper divisors (51994366).

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

44020424 is a wasteful number, since it uses less digits than its factorization.

44020424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112317 (or 112306 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 44020424 is about 6634.7889190237. The cubic root of 44020424 is about 353.0894491999.

Adding to 44020424 its reverse (42402044), we get a palindrome (86422468).

It can be divided in two parts, 44020 and 424, that added together give a palindrome (44444).

The spelling of 44020424 in words is "forty-four million, twenty thousand, four hundred twenty-four".