226818522 has 128 divisors (see below), whose sum is σ = 623738880. Its totient is φ = 59616000.

The previous prime is 226818503. The next prime is 226818533. The reversal of 226818522 is 225818622.

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, 301647 + ... + 302397.

It is an arithmetic number, because the mean of its divisors is an integer number (4872960).

Almost surely, 2^226818522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226818522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (311869440).

226818522 is an abundant number, since it is smaller than the sum of its proper divisors (396920358).

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

226818522 is a wasteful number, since it uses less digits than its factorization.

226818522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833 (or 827 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 226818522 is about 15060.4954101782. The cubic root of 226818522 is about 609.8544147775.

The spelling of 226818522 in words is "two hundred twenty-six million, eight hundred eighteen thousand, five hundred twenty-two".