22122333 has 12 divisors (see below), whose sum is σ = 32272188. Its totient is φ = 14601600.

The previous prime is 22122311. The next prime is 22122341. The reversal of 22122333 is 33322122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21874329 + 248004 = 4677^2 + 498^2 .

It is not a de Polignac number, because 22122333 - 2⁹ = 22121821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11260 + ... + 13077.

It is an arithmetic number, because the mean of its divisors is an integer number (2689349).

Almost surely, 2^22122333 is an apocalyptic number.

It is an amenable number.

22122333 is a deficient number, since it is larger than the sum of its proper divisors (10149855).

22122333 is a wasteful number, since it uses less digits than its factorization.

22122333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24444 (or 24441 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 22122333 is about 4703.4384231113. The cubic root of 22122333 is about 280.7223398479.

Adding to 22122333 its reverse (33322122), we get a palindrome (55444455).

The spelling of 22122333 in words is "twenty-two million, one hundred twenty-two thousand, three hundred thirty-three".