229239272 has 48 divisors (see below), whose sum is σ = 451874340. Its totient is φ = 108926208.

The previous prime is 229239253. The next prime is 229239299. The reversal of 229239272 is 272932922.

229239272 is digitally balanced in base 3, 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 213919876 + 15319396 = 14626^2 + 3914^2 .

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, 2225573 + ... + 2225675.

Almost surely, 2^229239272 is an apocalyptic number.

It is an amenable number.

229239272 is a deficient number, since it is larger than the sum of its proper divisors (222635068).

229239272 is a wasteful number, since it uses less digits than its factorization.

229239272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 215 counting only the distinct ones).

The product of its digits is 54432, while the sum is 38.

The square root of 229239272 is about 15140.6496558107. The cubic root of 229239272 is about 612.0163251943.

The spelling of 229239272 in words is "two hundred twenty-nine million, two hundred thirty-nine thousand, two hundred seventy-two".