229112136 has 48 divisors (see below), whose sum is σ = 676924560. Its totient is φ = 69427680.

The previous prime is 229112129. The next prime is 229112161. The reversal of 229112136 is 631211922.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143850 + ... + 145433.

It is an arithmetic number, because the mean of its divisors is an integer number (14102595).

Almost surely, 2^229112136 is an apocalyptic number.

It is an amenable number.

229112136 is an abundant number, since it is smaller than the sum of its proper divisors (447812424).

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

229112136 is a wasteful number, since it uses less digits than its factorization.

229112136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289306 (or 289299 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 229112136 is about 15136.4505746889. The cubic root of 229112136 is about 611.9031629430.

The spelling of 229112136 in words is "two hundred twenty-nine million, one hundred twelve thousand, one hundred thirty-six".