229522 has 4 divisors (see below), whose sum is σ = 344286. Its totient is φ = 114760.

The previous prime is 229519. The next prime is 229529. The reversal of 229522 is 225922.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 229441 + 81 = 479^2 + 9^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 229493 and 229502.

It is not an unprimeable number, because it can be changed into a prime (229529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57379 + ... + 57382.

2²²⁹⁵²² is an apocalyptic number.

229522 is a deficient number, since it is larger than the sum of its proper divisors (114764).

229522 is a wasteful number, since it uses less digits than its factorization.

229522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114763.

The product of its digits is 720, while the sum is 22.

The square root of 229522 is about 479.0845436872. The cubic root of 229522 is about 61.2267828151.

Subtracting from 229522 its reverse (225922), we obtain a square (3600 = 60²).

The spelling of 229522 in words is "two hundred twenty-nine thousand, five hundred twenty-two".