42366211 has 2 divisors, whose sum is σ = 42366212. Its totient is φ = 42366210.

The previous prime is 42366179. The next prime is 42366263. The reversal of 42366211 is 11266324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42366211 - 2⁵ = 42366179 is a prime.

It is not a weakly prime, because it can be changed into another prime (42366281) 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 as a sum of consecutive naturals, namely, 21183105 + 21183106.

It is an arithmetic number, because the mean of its divisors is an integer number (21183106).

Almost surely, 2^42366211 is an apocalyptic number.

42366211 is a deficient number, since it is larger than the sum of its proper divisors (1).

42366211 is an equidigital number, since it uses as much as digits as its factorization.

42366211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 25.

The square root of 42366211 is about 6508.9331691146. The cubic root of 42366211 is about 348.6100273751.

The spelling of 42366211 in words is "forty-two million, three hundred sixty-six thousand, two hundred eleven".