2228634312 has 128 divisors (see below), whose sum is σ = 6273365760. Its totient is φ = 656015360.

The previous prime is 2228634307. The next prime is 2228634337. The reversal of 2228634312 is 2134368222.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 495112 + ... + 499592.

It is an arithmetic number, because the mean of its divisors is an integer number (49010670).

Almost surely, 2^2228634312 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 2228634312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3136682880).

2228634312 is an abundant number, since it is smaller than the sum of its proper divisors (4044731448).

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

2228634312 is a wasteful number, since it uses less digits than its factorization.

2228634312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4583 (or 4579 counting only the distinct ones).

The product of its digits is 27648, while the sum is 33.

The square root of 2228634312 is about 47208.4135721589. The cubic root of 2228634312 is about 1306.2097992649.

The spelling of 2228634312 in words is "two billion, two hundred twenty-eight million, six hundred thirty-four thousand, three hundred twelve".