229465218 has 32 divisors (see below), whose sum is σ = 493193664. Its totient is φ = 70912512.

The previous prime is 229465213. The next prime is 229465253. The reversal of 229465218 is 812564922.

229465218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×229465218³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (229465211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9955 + ... + 23622.

It is an arithmetic number, because the mean of its divisors is an integer number (15412302).

Almost surely, 2^229465218 is an apocalyptic number.

229465218 is an abundant number, since it is smaller than the sum of its proper divisors (263728446).

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

229465218 is a wasteful number, since it uses less digits than its factorization.

229465218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33666.

The product of its digits is 69120, while the sum is 39.

The square root of 229465218 is about 15148.1093869829. The cubic root of 229465218 is about 612.2173338496.

The spelling of 229465218 in words is "two hundred twenty-nine million, four hundred sixty-five thousand, two hundred eighteen".