227113728 has 72 divisors (see below), whose sum is σ = 610035888. Its totient is φ = 75005952.

The previous prime is 227113717. The next prime is 227113759. The reversal of 227113728 is 827311722.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85476 + ... + 88092.

Almost surely, 2^227113728 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 227113728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (305017944).

227113728 is an abundant number, since it is smaller than the sum of its proper divisors (382922160).

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

227113728 is a wasteful number, since it uses less digits than its factorization.

227113728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2749 (or 2735 counting only the distinct ones).

The product of its digits is 9408, while the sum is 33.

The square root of 227113728 is about 15070.2928969546. The cubic root of 227113728 is about 610.1188767691.

The spelling of 227113728 in words is "two hundred twenty-seven million, one hundred thirteen thousand, seven hundred twenty-eight".