44040424 has 8 divisors (see below), whose sum is σ = 82575810. Its totient is φ = 22020208.

The previous prime is 44040419. The next prime is 44040439. The reversal of 44040424 is 42404044.

It can be written as a sum of positive squares in only one way, i.e., 25704900 + 18335524 = 5070^2 + 4282^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 44040395 and 44040404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752519 + ... + 2752534.

Almost surely, 2^44040424 is an apocalyptic number.

It is an amenable number.

44040424 is a deficient number, since it is larger than the sum of its proper divisors (38535386).

44040424 is a wasteful number, since it uses less digits than its factorization.

44040424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505059 (or 5505055 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 44040424 is about 6636.2959548230. The cubic root of 44040424 is about 353.1429146836.

Adding to 44040424 its reverse (42404044), we get a palindrome (86444468).

The spelling of 44040424 in words is "forty-four million, forty thousand, four hundred twenty-four".