229775 has 24 divisors (see below), whose sum is σ = 354144. Its totient is φ = 144000.

The previous prime is 229771. The next prime is 229777. The reversal of 229775 is 577922.

229775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 229775 - 2² = 229771 is a prime.

Its product of digits (8820) is a multiple of the sum of its prime divisors (126).

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 (229771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2225 + ... + 2325.

It is an arithmetic number, because the mean of its divisors is an integer number (14756).

2²²⁹⁷⁷⁵ is an apocalyptic number.

229775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

229775 is a deficient number, since it is larger than the sum of its proper divisors (124369).

229775 is a wasteful number, since it uses less digits than its factorization.

229775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131 (or 126 counting only the distinct ones).

The product of its digits is 8820, while the sum is 32.

The square root of 229775 is about 479.3485162176. The cubic root of 229775 is about 61.2492711284.

The spelling of 229775 in words is "two hundred twenty-nine thousand, seven hundred seventy-five".