226420724334 has 64 divisors (see below), whose sum is σ = 524846361600. Its totient is φ = 63778233600.

The previous prime is 226420724317. The next prime is 226420724339. The reversal of 226420724334 is 433427024622.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 226420724292 and 226420724301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226420724339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7806892 + ... + 7835840.

It is an arithmetic number, because the mean of its divisors is an integer number (8200724400).

Almost surely, 2^226420724334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226420724334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262423180800).

226420724334 is an abundant number, since it is smaller than the sum of its proper divisors (298425637266).

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

226420724334 is a wasteful number, since it uses less digits than its factorization.

226420724334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31585.

The product of its (nonzero) digits is 387072, while the sum is 39.

Adding to 226420724334 its reverse (433427024622), we get a palindrome (659847748956).

The spelling of 226420724334 in words is "two hundred twenty-six billion, four hundred twenty million, seven hundred twenty-four thousand, three hundred thirty-four".