229418818 has 8 divisors (see below), whose sum is σ = 344407500. Its totient is φ = 114616320.

The previous prime is 229418809. The next prime is 229418851. The reversal of 229418818 is 818814922.

229418818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 225510289 + 3908529 = 15017^2 + 1977^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43423 + ... + 48418.

Almost surely, 2^229418818 is an apocalyptic number.

229418818 is a deficient number, since it is larger than the sum of its proper divisors (114988682).

229418818 is a wasteful number, since it uses less digits than its factorization.

229418818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93092.

The product of its digits is 73728, while the sum is 43.

The square root of 229418818 is about 15146.5777652907. The cubic root of 229418818 is about 612.1760657227.

It can be divided in two parts, 2294 and 18818, that added together give a palindrome (21112).

The spelling of 229418818 in words is "two hundred twenty-nine million, four hundred eighteen thousand, eight hundred eighteen".