4003244140 has 144 divisors (see below), whose sum is σ = 10365062400. Its totient is φ = 1291344768.

The previous prime is 4003244123. The next prime is 4003244173. The reversal of 4003244140 is 414423004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3034401 + ... + 3035719.

It is an arithmetic number, because the mean of its divisors is an integer number (71979600).

Almost surely, 2^4003244140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4003244140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5182531200).

4003244140 is an abundant number, since it is smaller than the sum of its proper divisors (6361818260).

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

4003244140 is a wasteful number, since it uses less digits than its factorization.

4003244140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524 (or 1515 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4003244140 is about 63271.1951839066. The cubic root of 4003244140 is about 1587.8300819404.

Adding to 4003244140 its reverse (414423004), we get a palindrome (4417667144).

The spelling of 4003244140 in words is "four billion, three million, two hundred forty-four thousand, one hundred forty".