226212 has 24 divisors (see below), whose sum is σ = 603456. Its totient is φ = 64608.

The previous prime is 226201. The next prime is 226217. The reversal of 226212 is 212622.

226212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 226191 and 226200.

It is not an unprimeable number, because it can be changed into a prime (226217) by changing a digit.

226212 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1263 + ... + 1430.

It is an arithmetic number, because the mean of its divisors is an integer number (25144).

2²²⁶²¹² is an apocalyptic number.

It is an amenable number.

226212 is an abundant number, since it is smaller than the sum of its proper divisors (377244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226212 is a wasteful number, since it uses less digits than its factorization.

226212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2707 (or 2705 counting only the distinct ones).

The product of its digits is 96, while the sum is 15.

The square root of 226212 is about 475.6174933705. The cubic root of 226212 is about 60.9310337649.

Adding to 226212 its reverse (212622), we get a palindrome (438834).

The spelling of 226212 in words is "two hundred twenty-six thousand, two hundred twelve".