226217052 has 72 divisors (see below), whose sum is σ = 617329440. Its totient is φ = 69632640.

The previous prime is 226217051. The next prime is 226217071. The reversal of 226217052 is 250712622.

It is a super-3 number, since 3×226217052³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226217051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19302 + ... + 28722.

It is an arithmetic number, because the mean of its divisors is an integer number (8574020).

Almost surely, 2^226217052 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 226217052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (308664720).

226217052 is an abundant number, since it is smaller than the sum of its proper divisors (391112388).

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

226217052 is a wasteful number, since it uses less digits than its factorization.

226217052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9483 (or 9478 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 226217052 is about 15040.5136880361. The cubic root of 226217052 is about 609.3148735311.

Adding to 226217052 its reverse (250712622), we get a palindrome (476929674).

The spelling of 226217052 in words is "two hundred twenty-six million, two hundred seventeen thousand, fifty-two".