3215632112 has 200 divisors, whose sum is σ = 8195770080. Its totient is φ = 1195983360.

The previous prime is 3215632111. The next prime is 3215632129. The reversal of 3215632112 is 2112365123.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3215632111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 60672278 + ... + 60672330.

Almost surely, 2^3215632112 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 3215632112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4097885040).

3215632112 is an abundant number, since it is smaller than the sum of its proper divisors (4980137968).

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

3215632112 is an equidigital number, since it uses as much as digits as its factorization.

3215632112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 110 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 3215632112 is about 56706.5438199155. The cubic root of 3215632112 is about 1476.0082524393.

Adding to 3215632112 its reverse (2112365123), we get a palindrome (5327997235).

The spelling of 3215632112 in words is "three billion, two hundred fifteen million, six hundred thirty-two thousand, one hundred twelve".