229845238 has 32 divisors (see below), whose sum is σ = 402232320. Its totient is φ = 96465600.

The previous prime is 229845193. The next prime is 229845251. The reversal of 229845238 is 832548922.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 229845194 and 229845203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382138 + ... + 382738.

It is an arithmetic number, because the mean of its divisors is an integer number (12569760).

Almost surely, 2^229845238 is an apocalyptic number.

229845238 is a deficient number, since it is larger than the sum of its proper divisors (172387082).

229845238 is a wasteful number, since it uses less digits than its factorization.

229845238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1132.

The product of its digits is 276480, while the sum is 43.

The square root of 229845238 is about 15160.6476774576. The cubic root of 229845238 is about 612.5551141853. Note that the first 3 decimals are identical.

The spelling of 229845238 in words is "two hundred twenty-nine million, eight hundred forty-five thousand, two hundred thirty-eight".