3211944912 has 240 divisors, whose sum is σ = 10456205760. Its totient is φ = 909619200.

The previous prime is 3211944833. The next prime is 3211944943. The reversal of 3211944912 is 2194491123.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4873639 + ... + 4874297.

It is an arithmetic number, because the mean of its divisors is an integer number (43567524).

Almost surely, 2^3211944912 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 3211944912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5228102880).

3211944912 is an abundant number, since it is smaller than the sum of its proper divisors (7244260848).

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

3211944912 is a wasteful number, since it uses less digits than its factorization.

3211944912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882 (or 873 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 3211944912 is about 56674.0232558092. The cubic root of 3211944912 is about 1475.4438824166.

The spelling of 3211944912 in words is "three billion, two hundred eleven million, nine hundred forty-four thousand, nine hundred twelve".