229439 has 8 divisors (see below), whose sum is σ = 266400. Its totient is φ = 193536.

The previous prime is 229433. The next prime is 229459. The reversal of 229439 is 934922.

229439 = T₁₇₄ + T₁₇₅ + ... + T₁₈₇.

229439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 229439 - 2⁴ = 229423 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287 + ... + 735.

It is an arithmetic number, because the mean of its divisors is an integer number (33300).

2²²⁹⁴³⁹ is an apocalyptic number.

229439 is a deficient number, since it is larger than the sum of its proper divisors (36961).

229439 is an equidigital number, since it uses as much as digits as its factorization.

229439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529.

The product of its digits is 3888, while the sum is 29.

The square root of 229439 is about 478.9979123128. The cubic root of 229439 is about 61.2194016263.

The spelling of 229439 in words is "two hundred twenty-nine thousand, four hundred thirty-nine".