1444324002 has 64 divisors (see below), whose sum is σ = 3217052160. Its totient is φ = 432202320.

The previous prime is 1444324001. The next prime is 1444324003. The reversal of 1444324002 is 2004234441.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1444324001) and next prime (1444324003).

It is not an unprimeable number, because it can be changed into a prime (1444324001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 661749 + ... + 663927.

It is an arithmetic number, because the mean of its divisors is an integer number (50266440).

Almost surely, 2^1444324002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1444324002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1608526080).

1444324002 is an abundant number, since it is smaller than the sum of its proper divisors (1772728158).

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

1444324002 is a wasteful number, since it uses less digits than its factorization.

1444324002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2300 (or 2278 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 1444324002 is about 38004.2629450960. The cubic root of 1444324002 is about 1130.3723945574.

Adding to 1444324002 its reverse (2004234441), we get a palindrome (3448558443).

The spelling of 1444324002 in words is "one billion, four hundred forty-four million, three hundred twenty-four thousand, two".