229609 has 8 divisors (see below), whose sum is σ = 244800. Its totient is φ = 214896.

The previous prime is 229601. The next prime is 229613. The reversal of 229609 is 906922.

229609 = T₄₇ + T₄₈ + ... + T₁₁₃.

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

It is a cyclic number.

It is not a de Polignac number, because 229609 - 2³ = 229601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229601) 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, 1467 + ... + 1615.

It is an arithmetic number, because the mean of its divisors is an integer number (30600).

2²²⁹⁶⁰⁹ is an apocalyptic number.

It is an amenable number.

229609 is a deficient number, since it is larger than the sum of its proper divisors (15191).

229609 is a wasteful number, since it uses less digits than its factorization.

229609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 229609 is about 479.1753332550. The cubic root of 229609 is about 61.2345178139.

It can be divided in two parts, 229 and 609, that added together give a palindrome (838).

The spelling of 229609 in words is "two hundred twenty-nine thousand, six hundred nine".