229436188 has 12 divisors (see below), whose sum is σ = 402996832. Its totient is φ = 114294240.

The previous prime is 229436183. The next prime is 229436227. The reversal of 229436188 is 881634922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229436183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104745 + ... + 106912.

Almost surely, 2^229436188 is an apocalyptic number.

It is an amenable number.

229436188 is a deficient number, since it is larger than the sum of its proper divisors (173560644).

229436188 is a wasteful number, since it uses less digits than its factorization.

229436188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211932 (or 211930 counting only the distinct ones).

The product of its digits is 165888, while the sum is 43.

The square root of 229436188 is about 15147.1511512891. The cubic root of 229436188 is about 612.1915152399.

The spelling of 229436188 in words is "two hundred twenty-nine million, four hundred thirty-six thousand, one hundred eighty-eight".