20242363 has 2 divisors, whose sum is σ = 20242364. Its totient is φ = 20242362.

The previous prime is 20242351. The next prime is 20242373. The reversal of 20242363 is 36324202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20242363 - 2⁵ = 20242331 is a prime.

It is not a weakly prime, because it can be changed into another prime (20242303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10121181 + 10121182.

It is an arithmetic number, because the mean of its divisors is an integer number (10121182).

Almost surely, 2^20242363 is an apocalyptic number.

20242363 is a deficient number, since it is larger than the sum of its proper divisors (1).

20242363 is an equidigital number, since it uses as much as digits as its factorization.

20242363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 20242363 is about 4499.1513644242. The cubic root of 20242363 is about 272.5338195547.

Adding to 20242363 its reverse (36324202), we get a palindrome (56566565).

The spelling of 20242363 in words is "twenty million, two hundred forty-two thousand, three hundred sixty-three".