42340211 has 4 divisors (see below), whose sum is σ = 42936624. Its totient is φ = 41743800.

The previous prime is 42340169. The next prime is 42340213. The reversal of 42340211 is 11204324.

42340211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42340211 - 2²² = 38145907 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42340211.

It is not an unprimeable number, because it can be changed into a prime (42340213) 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 in 3 ways as a sum of consecutive naturals, for example, 298100 + ... + 298241.

It is an arithmetic number, because the mean of its divisors is an integer number (10734156).

Almost surely, 2^42340211 is an apocalyptic number.

42340211 is a deficient number, since it is larger than the sum of its proper divisors (596413).

42340211 is an equidigital number, since it uses as much as digits as its factorization.

42340211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596412.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 42340211 is about 6506.9356074884. The cubic root of 42340211 is about 348.5386991847.

Adding to 42340211 its reverse (11204324), we get a palindrome (53544535).

The spelling of 42340211 in words is "forty-two million, three hundred forty thousand, two hundred eleven".