226917238 has 8 divisors (see below), whose sum is σ = 340938432. Its totient is φ = 113271096.

The previous prime is 226917233. The next prime is 226917239. The reversal of 226917238 is 832719622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 226917238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226917233) 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, 92245 + ... + 94672.

It is an arithmetic number, because the mean of its divisors is an integer number (42617304).

Almost surely, 2^226917238 is an apocalyptic number.

226917238 is a deficient number, since it is larger than the sum of its proper divisors (114021194).

226917238 is a wasteful number, since it uses less digits than its factorization.

226917238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187526.

The product of its digits is 72576, while the sum is 40.

The square root of 226917238 is about 15063.7723694963. The cubic root of 226917238 is about 609.9428755966.

It can be divided in two parts, 22691 and 7238, that added together give a square (29929 = 173²).

The spelling of 226917238 in words is "two hundred twenty-six million, nine hundred seventeen thousand, two hundred thirty-eight".