1922448984 has 16 divisors (see below), whose sum is σ = 4806122520. Its totient is φ = 640816320.

The previous prime is 1922448971. The next prime is 1922448989. The reversal of 1922448984 is 4898442291.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1922448989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40050997 + ... + 40051044.

Almost surely, 2^1922448984 is an apocalyptic number.

It is an amenable number.

1922448984 is an abundant number, since it is smaller than the sum of its proper divisors (2883673536).

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

1922448984 is a wasteful number, since it uses less digits than its factorization.

1922448984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80102050 (or 80102046 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 51.

The square root of 1922448984 is about 43845.7407737627. The cubic root of 1922448984 is about 1243.4212197161.

The spelling of 1922448984 in words is "one billion, nine hundred twenty-two million, four hundred forty-eight thousand, nine hundred eighty-four".