227282328 has 256 divisors, whose sum is σ = 804249600. Its totient is φ = 57853440.

The previous prime is 227282317. The next prime is 227282339. The reversal of 227282328 is 823282722.

It is an interprime number because it is at equal distance from previous prime (227282317) and next prime (227282339).

It is a Harshad number since it is a multiple of its sum of digits (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 227282292 and 227282301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 609150 + ... + 609522.

It is an arithmetic number, because the mean of its divisors is an integer number (3141600).

Almost surely, 2^227282328 is an apocalyptic number.

227282328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 227282328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402124800).

227282328 is an abundant number, since it is smaller than the sum of its proper divisors (576967272).

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

227282328 is a wasteful number, since it uses less digits than its factorization.

227282328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439 (or 429 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 227282328 is about 15075.8856456263. The cubic root of 227282328 is about 610.2698152431.

The spelling of 227282328 in words is "two hundred twenty-seven million, two hundred eighty-two thousand, three hundred twenty-eight".