2147273112 has 64 divisors (see below), whose sum is σ = 5532912000. Its totient is φ = 694036224.

The previous prime is 2147273099. The next prime is 2147273137. The reversal of 2147273112 is 2113727412.

It is a super-2 number, since 2×2147273112² = 9221563635036329088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2147273112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135964 + ... + 150932.

It is an arithmetic number, because the mean of its divisors is an integer number (86451750).

Almost surely, 2^2147273112 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 2147273112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2766456000).

2147273112 is an abundant number, since it is smaller than the sum of its proper divisors (3385638888).

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

2147273112 is a wasteful number, since it uses less digits than its factorization.

2147273112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15160 (or 15156 counting only the distinct ones).

The product of its digits is 4704, while the sum is 30.

The square root of 2147273112 is about 46338.6783583649. The cubic root of 2147273112 is about 1290.1169919735.

The spelling of 2147273112 in words is "two billion, one hundred forty-seven million, two hundred seventy-three thousand, one hundred twelve".