4021003244 has 12 divisors (see below), whose sum is σ = 7342701744. Its totient is φ = 1923088464.

The previous prime is 4021003241. The next prime is 4021003247. The reversal of 4021003244 is 4423001204.

It is an interprime number because it is at equal distance from previous prime (4021003241) and next prime (4021003247).

It is not an unprimeable number, because it can be changed into a prime (4021003241) 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, 21853187 + ... + 21853370.

It is an arithmetic number, because the mean of its divisors is an integer number (611891812).

Almost surely, 2^4021003244 is an apocalyptic number.

It is an amenable number.

4021003244 is a deficient number, since it is larger than the sum of its proper divisors (3321698500).

4021003244 is a wasteful number, since it uses less digits than its factorization.

4021003244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43706584 (or 43706582 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 4021003244 is about 63411.3810289604. The cubic root of 4021003244 is about 1590.1745841550.

Adding to 4021003244 its reverse (4423001204), we get a palindrome (8444004448).

The spelling of 4021003244 in words is "four billion, twenty-one million, three thousand, two hundred forty-four".