229245228 has 36 divisors (see below), whose sum is σ = 600945800. Its totient is φ = 76414752.

The previous prime is 229245223. The next prime is 229245239. The reversal of 229245228 is 822542922.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 229245192 and 229245201.

It is not an unprimeable number, because it can be changed into a prime (229245223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116953 + ... + 118896.

Almost surely, 2^229245228 is an apocalyptic number.

It is an amenable number.

229245228 is an abundant number, since it is smaller than the sum of its proper divisors (371700572).

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

229245228 is a wasteful number, since it uses less digits than its factorization.

229245228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235868 (or 235854 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 229245228 is about 15140.8463435833. The cubic root of 229245228 is about 612.0216255334.

The spelling of 229245228 in words is "two hundred twenty-nine million, two hundred forty-five thousand, two hundred twenty-eight".