226912212 has 48 divisors (see below), whose sum is σ = 619259200. Its totient is φ = 71655840.

The previous prime is 226912201. The next prime is 226912261. The reversal of 226912212 is 212219622.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53239 + ... + 57342.

Almost surely, 2^226912212 is an apocalyptic number.

It is an amenable number.

226912212 is an abundant number, since it is smaller than the sum of its proper divisors (392346988).

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

226912212 is a wasteful number, since it uses less digits than its factorization.

226912212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110613 (or 110605 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 226912212 is about 15063.6055444903. The cubic root of 226912212 is about 609.9383723461.

The spelling of 226912212 in words is "two hundred twenty-six million, nine hundred twelve thousand, two hundred twelve".