224156 has 6 divisors (see below), whose sum is σ = 392280. Its totient is φ = 112076.

The previous prime is 224153. The next prime is 224171. The reversal of 224156 is 651422.

It is a happy number.

224156 is an esthetic number in base 12, because in such base its adjacent digits differ by 1.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28016 + ... + 28023.

It is an arithmetic number, because the mean of its divisors is an integer number (65380).

2²²⁴¹⁵⁶ is an apocalyptic number.

It is an amenable number.

224156 is a deficient number, since it is larger than the sum of its proper divisors (168124).

224156 is a wasteful number, since it uses less digits than its factorization.

224156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56043 (or 56041 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 224156 is about 473.4511590439. The cubic root of 224156 is about 60.7458746147.

Adding to 224156 its reverse (651422), we get a palindrome (875578).

The spelling of 224156 in words is "two hundred twenty-four thousand, one hundred fifty-six".