226215330 has 128 divisors (see below), whose sum is σ = 631065600. Its totient is φ = 51321600.

The previous prime is 226215329. The next prime is 226215331. The reversal of 226215330 is 33512622.

It is an interprime number because it is at equal distance from previous prime (226215329) and next prime (226215331).

It is a self number, because there is not a number n which added to its sum of digits gives 226215330.

It is not an unprimeable number, because it can be changed into a prime (226215331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 683265 + ... + 683595.

It is an arithmetic number, because the mean of its divisors is an integer number (4930200).

Almost surely, 2^226215330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226215330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (315532800).

226215330 is an abundant number, since it is smaller than the sum of its proper divisors (404850270).

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

226215330 is a wasteful number, since it uses less digits than its factorization.

226215330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 226215330 is about 15040.4564425419. The cubic root of 226215330 is about 609.3133274601.

Adding to 226215330 its reverse (33512622), we get a palindrome (259727952).

The spelling of 226215330 in words is "two hundred twenty-six million, two hundred fifteen thousand, three hundred thirty".