3189844992 has 66 divisors (see below), whose sum is σ = 8510451628. Its totient is φ = 1062238208.

The previous prime is 3189844981. The next prime is 3189845023. The reversal of 3189844992 is 2994489813.

It is a super-2 number, since 2×3189844992² = 20350222145974960128, which contains 22 as substring.

Its product of digits (4478976) is a multiple of the sum of its prime divisors (1024).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3129859 + ... + 3130877.

Almost surely, 2^3189844992 is an apocalyptic number.

3189844992 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3189844992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4255225814).

3189844992 is an abundant number, since it is smaller than the sum of its proper divisors (5320606636).

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

3189844992 is an frugal number, since it uses more digits than its factorization.

3189844992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061 (or 1024 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 57.

The square root of 3189844992 is about 56478.7127332060. The cubic root of 3189844992 is about 1472.0521405601.

The spelling of 3189844992 in words is "three billion, one hundred eighty-nine million, eight hundred forty-four thousand, nine hundred ninety-two".