4440140324 has 12 divisors (see below), whose sum is σ = 8179206000. Its totient is φ = 2103224328.

The previous prime is 4440140297. The next prime is 4440140329. The reversal of 4440140324 is 4230410444.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4440140293 and 4440140302.

It is not an unprimeable number, because it can be changed into a prime (4440140329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29211374 + ... + 29211525.

It is an arithmetic number, because the mean of its divisors is an integer number (681600500).

Almost surely, 2^4440140324 is an apocalyptic number.

It is an amenable number.

4440140324 is a deficient number, since it is larger than the sum of its proper divisors (3739065676).

4440140324 is a wasteful number, since it uses less digits than its factorization.

4440140324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58422922 (or 58422920 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 4440140324 is about 66634.3779441213. The cubic root of 4440140324 is about 1643.6104677754.

Adding to 4440140324 its reverse (4230410444), we get a palindrome (8670550768).

The spelling of 4440140324 in words is "four billion, four hundred forty million, one hundred forty thousand, three hundred twenty-four".