22133313 has 6 divisors (see below), whose sum is σ = 31970354. Its totient is φ = 14755536.

The previous prime is 22133299. The next prime is 22133323. The reversal of 22133313 is 31333122.

It can be written as a sum of positive squares in only one way, i.e., 14197824 + 7935489 = 3768^2 + 2817^2 .

It is not a de Polignac number, because 22133313 - 2⁴ = 22133297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22133323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1229620 + ... + 1229637.

Almost surely, 2^22133313 is an apocalyptic number.

It is an amenable number.

22133313 is a deficient number, since it is larger than the sum of its proper divisors (9837041).

22133313 is a wasteful number, since it uses less digits than its factorization.

22133313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2459263 (or 2459260 counting only the distinct ones).

The product of its digits is 324, while the sum is 18.

The square root of 22133313 is about 4704.6055094981. The cubic root of 22133313 is about 280.7687759008.

Adding to 22133313 its reverse (31333122), we get a palindrome (53466435).

The spelling of 22133313 in words is "twenty-two million, one hundred thirty-three thousand, three hundred thirteen".