2002326444 has 36 divisors (see below), whose sum is σ = 5065113144. Its totient is φ = 666957312.

The previous prime is 2002326421. The next prime is 2002326461. The reversal of 2002326444 is 4446232002.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×2002326444² = 8018622376683370272, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 31884 + ... + 70860.

Almost surely, 2^2002326444 is an apocalyptic number.

It is an amenable number.

2002326444 is an abundant number, since it is smaller than the sum of its proper divisors (3062786700).

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

2002326444 is a wasteful number, since it uses less digits than its factorization.

2002326444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40414 (or 40409 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 2002326444 is about 44747.3624250637. The cubic root of 2002326444 is about 1260.4093832249.

Adding to 2002326444 its reverse (4446232002), we get a palindrome (6448558446).

The spelling of 2002326444 in words is "two billion, two million, three hundred twenty-six thousand, four hundred forty-four".