226286646 has 16 divisors (see below), whose sum is σ = 454004784. Its totient is φ = 75190304.

The previous prime is 226286633. The next prime is 226286647. The reversal of 226286646 is 646682622.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 226286598 and 226286607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226286647) 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 7 ways as a sum of consecutive naturals, for example, 57585 + ... + 61388.

It is an arithmetic number, because the mean of its divisors is an integer number (28375299).

Almost surely, 2^226286646 is an apocalyptic number.

226286646 is an abundant number, since it is smaller than the sum of its proper divisors (227718138).

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

226286646 is a wasteful number, since it uses less digits than its factorization.

226286646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119295.

The product of its digits is 331776, while the sum is 42.

The square root of 226286646 is about 15042.8270614270. The cubic root of 226286646 is about 609.3773508601.

The spelling of 226286646 in words is "two hundred twenty-six million, two hundred eighty-six thousand, six hundred forty-six".