1944241984 has 56 divisors (see below), whose sum is σ = 3908072448. Its totient is φ = 959616000.

The previous prime is 1944241969. The next prime is 1944241993. The reversal of 1944241984 is 4891424491.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2039652 + ... + 2040604.

It is an arithmetic number, because the mean of its divisors is an integer number (69787008).

Almost surely, 2^1944241984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1944241984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1954036224).

1944241984 is an abundant number, since it is smaller than the sum of its proper divisors (1963830464).

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

1944241984 is a wasteful number, since it uses less digits than its factorization.

1944241984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1343 (or 1333 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The square root of 1944241984 is about 44093.5594389929. The cubic root of 1944241984 is about 1248.1020763538.

The spelling of 1944241984 in words is "one billion, nine hundred forty-four million, two hundred forty-one thousand, nine hundred eighty-four".