226218736 has 20 divisors (see below), whose sum is σ = 438755152. Its totient is φ = 112991616.

The previous prime is 226218719. The next prime is 226218737. The reversal of 226218736 is 637812622.

It is a junction number, because it is equal to n+sod(n) for n = 226218695 and 226218704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226218737) 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 3 ways as a sum of consecutive naturals, for example, 9685 + ... + 23371.

Almost surely, 2^226218736 is an apocalyptic number.

It is an amenable number.

226218736 is a deficient number, since it is larger than the sum of its proper divisors (212536416).

226218736 is a wasteful number, since it uses less digits than its factorization.

226218736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14728 (or 14722 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 226218736 is about 15040.5696700624. The cubic root of 226218736 is about 609.3163854768.

The spelling of 226218736 in words is "two hundred twenty-six million, two hundred eighteen thousand, seven hundred thirty-six".