229822 has 8 divisors (see below), whose sum is σ = 347472. Its totient is φ = 114000.

The previous prime is 229819. The next prime is 229837. The reversal of 229822 is 228922.

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79 + ... + 682.

It is an arithmetic number, because the mean of its divisors is an integer number (43434).

2²²⁹⁸²² is an apocalyptic number.

229822 is a deficient number, since it is larger than the sum of its proper divisors (117650).

229822 is a wasteful number, since it uses less digits than its factorization.

229822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914.

The product of its digits is 1152, while the sum is 25.

The square root of 229822 is about 479.3975385836. The cubic root of 229822 is about 61.2534469808.

Subtracting from 229822 its reverse (228922), we obtain a square (900 = 30²).

The spelling of 229822 in words is "two hundred twenty-nine thousand, eight hundred twenty-two".