42436211 has 2 divisors, whose sum is σ = 42436212. Its totient is φ = 42436210.

The previous prime is 42436183. The next prime is 42436223. The reversal of 42436211 is 11263424.

42436211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42436211 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42436111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21218105 + 21218106.

It is an arithmetic number, because the mean of its divisors is an integer number (21218106).

Almost surely, 2^42436211 is an apocalyptic number.

42436211 is a deficient number, since it is larger than the sum of its proper divisors (1).

42436211 is an equidigital number, since it uses as much as digits as its factorization.

42436211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 23.

The square root of 42436211 is about 6514.3081750866. The cubic root of 42436211 is about 348.8019198746.

Adding to 42436211 its reverse (11263424), we get a palindrome (53699635).

The spelling of 42436211 in words is "forty-two million, four hundred thirty-six thousand, two hundred eleven".