3112228272 has 80 divisors (see below), whose sum is σ = 8579192960. Its totient is φ = 969325056.

The previous prime is 3112228201. The next prime is 3112228289. The reversal of 3112228272 is 2728222113.

It is a super-2 number, since 2×3112228272² = 19371929634072211968, which contains 22 as substring.

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, 43203 + ... + 89949.

It is an arithmetic number, because the mean of its divisors is an integer number (107239912).

Almost surely, 2^3112228272 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 3112228272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4289596480).

3112228272 is an abundant number, since it is smaller than the sum of its proper divisors (5466964688).

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

3112228272 is a wasteful number, since it uses less digits than its factorization.

3112228272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46850 (or 46844 counting only the distinct ones).

The product of its digits is 5376, while the sum is 30.

The square root of 3112228272 is about 55787.3486733327. The cubic root of 3112228272 is about 1460.0144290811.

The spelling of 3112228272 in words is "three billion, one hundred twelve million, two hundred twenty-eight thousand, two hundred seventy-two".