2002240444 has 24 divisors (see below), whose sum is σ = 3694899600. Its totient is φ = 946742400.

The previous prime is 2002240403. The next prime is 2002240447. The reversal of 2002240444 is 4440422002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002240447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20094 + ... + 66394.

It is an arithmetic number, because the mean of its divisors is an integer number (153954150).

Almost surely, 2^2002240444 is an apocalyptic number.

It is an amenable number.

2002240444 is a deficient number, since it is larger than the sum of its proper divisors (1692659156).

2002240444 is a wasteful number, since it uses less digits than its factorization.

2002240444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46893 (or 46891 counting only the distinct ones).

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

The square root of 2002240444 is about 44746.4014642518. The cubic root of 2002240444 is about 1260.3913380890.

Adding to 2002240444 its reverse (4440422002), we get a palindrome (6442662446).

The spelling of 2002240444 in words is "two billion, two million, two hundred forty thousand, four hundred forty-four".