22433228 has 6 divisors (see below), whose sum is σ = 39258156. Its totient is φ = 11216612.

The previous prime is 22433221. The next prime is 22433237. The reversal of 22433228 is 82233422.

It is a junction number, because it is equal to n+sod(n) for n = 22433197 and 22433206.

It is not an unprimeable number, because it can be changed into a prime (22433221) 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, 2804150 + ... + 2804157.

It is an arithmetic number, because the mean of its divisors is an integer number (6543026).

Almost surely, 2^22433228 is an apocalyptic number.

It is an amenable number.

22433228 is a deficient number, since it is larger than the sum of its proper divisors (16824928).

22433228 is a wasteful number, since it uses less digits than its factorization.

22433228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5608311 (or 5608309 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 22433228 is about 4736.3728738350. The cubic root of 22433228 is about 282.0312659195.

The spelling of 22433228 in words is "twenty-two million, four hundred thirty-three thousand, two hundred twenty-eight".