22330233 has 6 divisors (see below), whose sum is σ = 32254794. Its totient is φ = 14886816.

The previous prime is 22330223. The next prime is 22330247. The reversal of 22330233 is 33203322.

It can be written as a sum of positive squares in only one way, i.e., 19079424 + 3250809 = 4368^2 + 1803^2 .

It is not a de Polignac number, because 22330233 - 2⁸ = 22329977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22330213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1240560 + ... + 1240577.

It is an arithmetic number, because the mean of its divisors is an integer number (5375799).

Almost surely, 2^22330233 is an apocalyptic number.

It is an amenable number.

22330233 is a deficient number, since it is larger than the sum of its proper divisors (9924561).

22330233 is a wasteful number, since it uses less digits than its factorization.

22330233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481143 (or 2481140 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

The square root of 22330233 is about 4725.4875938891. The cubic root of 22330233 is about 281.5989848623.

Adding to 22330233 its reverse (33203322), we get a palindrome (55533555).

The spelling of 22330233 in words is "twenty-two million, three hundred thirty thousand, two hundred thirty-three".