226718766 has 72 divisors (see below), whose sum is σ = 535049424. Its totient is φ = 69327360.

The previous prime is 226718743. The next prime is 226718777. The reversal of 226718766 is 667817622.

226718766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 212751 + ... + 213813.

It is an arithmetic number, because the mean of its divisors is an integer number (7431242).

Almost surely, 2^226718766 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226718766, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267524712).

226718766 is an abundant number, since it is smaller than the sum of its proper divisors (308330658).

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

226718766 is a wasteful number, since it uses less digits than its factorization.

226718766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146 (or 1126 counting only the distinct ones).

The product of its digits is 338688, while the sum is 45.

The square root of 226718766 is about 15057.1832027109. The cubic root of 226718766 is about 609.7649959220.

The spelling of 226718766 in words is "two hundred twenty-six million, seven hundred eighteen thousand, seven hundred sixty-six".