20324033 has 2 divisors, whose sum is σ = 20324034. Its totient is φ = 20324032.

The previous prime is 20324023. The next prime is 20324039. The reversal of 20324033 is 33042302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16834609 + 3489424 = 4103^2 + 1868^2 .

It is a cyclic number.

It is not a de Polignac number, because 20324033 - 2⁶ = 20323969 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (20324039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10162016 + 10162017.

It is an arithmetic number, because the mean of its divisors is an integer number (10162017).

Almost surely, 2^20324033 is an apocalyptic number.

It is an amenable number.

20324033 is a deficient number, since it is larger than the sum of its proper divisors (1).

20324033 is an equidigital number, since it uses as much as digits as its factorization.

20324033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 20324033 is about 4508.2183842401. The cubic root of 20324033 is about 272.8998501095.

Adding to 20324033 its reverse (33042302), we get a palindrome (53366335).

The spelling of 20324033 in words is "twenty million, three hundred twenty-four thousand, thirty-three".