229938 has 16 divisors (see below), whose sum is σ = 484320. Its totient is φ = 72576.

The previous prime is 229937. The next prime is 229939. The reversal of 229938 is 839922.

It is an interprime number because it is at equal distance from previous prime (229937) and next prime (229939).

It is a junction number, because it is equal to n+sod(n) for n = 229899 and 229908.

It is not an unprimeable number, because it can be changed into a prime (229937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 895 + ... + 1122.

It is an arithmetic number, because the mean of its divisors is an integer number (30270).

2²²⁹⁹³⁸ is an apocalyptic number.

229938 is an abundant number, since it is smaller than the sum of its proper divisors (254382).

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

229938 is a wasteful number, since it uses less digits than its factorization.

229938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041.

The product of its digits is 7776, while the sum is 33.

The square root of 229938 is about 479.5185085062. The cubic root of 229938 is about 61.2637509040.

The spelling of 229938 in words is "two hundred twenty-nine thousand, nine hundred thirty-eight".