22733212 has 6 divisors (see below), whose sum is σ = 39783128. Its totient is φ = 11366604.

The previous prime is 22733189. The next prime is 22733213. The reversal of 22733212 is 21233722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22733213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2841648 + ... + 2841655.

Almost surely, 2^22733212 is an apocalyptic number.

It is an amenable number.

22733212 is a deficient number, since it is larger than the sum of its proper divisors (17049916).

22733212 is a wasteful number, since it uses less digits than its factorization.

22733212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5683307 (or 5683305 counting only the distinct ones).

The product of its digits is 1008, while the sum is 22.

The square root of 22733212 is about 4767.9358217157. The cubic root of 22733212 is about 283.2828397524.

Adding to 22733212 its reverse (21233722), we get a palindrome (43966934).

The spelling of 22733212 in words is "twenty-two million, seven hundred thirty-three thousand, two hundred twelve".