22133230 has 16 divisors (see below), whose sum is σ = 45531360. Its totient is φ = 7588512.

The previous prime is 22133203. The next prime is 22133263. The reversal of 22133230 is 3233122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158025 + ... + 158164.

It is an arithmetic number, because the mean of its divisors is an integer number (2845710).

Almost surely, 2^22133230 is an apocalyptic number.

22133230 is an abundant number, since it is smaller than the sum of its proper divisors (23398130).

22133230 is a wasteful number, since it uses less digits than its factorization.

22133230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316203.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 22133230 is about 4704.5966883464. The cubic root of 22133230 is about 280.7684249391.

Adding to 22133230 its reverse (3233122), we get a palindrome (25366352).

The spelling of 22133230 in words is "twenty-two million, one hundred thirty-three thousand, two hundred thirty".