4440240242 has 8 divisors (see below), whose sum is σ = 6672319596. Its totient is φ = 2216133712.

The previous prime is 4440240191. The next prime is 4440240247. The reversal of 4440240242 is 2420420444.

It can be written as a sum of positive squares in 2 ways, for example, as 3290284321 + 1149955921 = 57361^2 + 33911^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4440240247) 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, 1991813 + ... + 1994040.

Almost surely, 2^4440240242 is an apocalyptic number.

4440240242 is a deficient number, since it is larger than the sum of its proper divisors (2232079354).

4440240242 is a wasteful number, since it uses less digits than its factorization.

4440240242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3986412.

The product of its (nonzero) digits is 8192, while the sum is 26.

The square root of 4440240242 is about 66635.1276880295. The cubic root of 4440240242 is about 1643.6227965929.

Adding to 4440240242 its reverse (2420420444), we get a palindrome (6860660686).

The spelling of 4440240242 in words is "four billion, four hundred forty million, two hundred forty thousand, two hundred forty-two".