1444993002 has 24 divisors (see below), whose sum is σ = 3131614980. Its totient is φ = 481541760.

The previous prime is 1444993001. The next prime is 1444993061. The reversal of 1444993002 is 2003994441.

It can be written as a sum of positive squares in 2 ways, for example, as 1090386441 + 354606561 = 33021^2 + 18831^2 .

It is not an unprimeable number, because it can be changed into a prime (1444993001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88002 + ... + 103122.

Almost surely, 2^1444993002 is an apocalyptic number.

1444993002 is an abundant number, since it is smaller than the sum of its proper divisors (1686621978).

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

1444993002 is a wasteful number, since it uses less digits than its factorization.

1444993002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20438 (or 20435 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 1444993002 is about 38013.0635703044. The cubic root of 1444993002 is about 1130.5468942778.

The spelling of 1444993002 in words is "one billion, four hundred forty-four million, nine hundred ninety-three thousand, two".