226666692 has 72 divisors (see below), whose sum is σ = 662765376. Its totient is φ = 63975744.

The previous prime is 226666669. The next prime is 226666703. The reversal of 226666692 is 296666622.

226666692 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15498 + ... + 26334.

Almost surely, 2^226666692 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 226666692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331382688).

226666692 is an abundant number, since it is smaller than the sum of its proper divisors (436098684).

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

226666692 is a wasteful number, since it uses less digits than its factorization.

226666692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10937 (or 10932 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The square root of 226666692 is about 15055.4538955157. The cubic root of 226666692 is about 609.7183076330.

The spelling of 226666692 in words is "two hundred twenty-six million, six hundred sixty-six thousand, six hundred ninety-two".