229965 has 8 divisors (see below), whose sum is σ = 367968. Its totient is φ = 122640.

The previous prime is 229963. The next prime is 229979. The reversal of 229965 is 569922.

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

It is not a de Polignac number, because 229965 - 2¹ = 229963 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229961) 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, 7651 + ... + 7680.

It is an arithmetic number, because the mean of its divisors is an integer number (45996).

2²²⁹⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

229965 is a deficient number, since it is larger than the sum of its proper divisors (138003).

229965 is a wasteful number, since it uses less digits than its factorization.

229965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15339.

The product of its digits is 9720, while the sum is 33.

The square root of 229965 is about 479.5466609205. The cubic root of 229965 is about 61.2661487338.

The spelling of 229965 in words is "two hundred twenty-nine thousand, nine hundred sixty-five".