42034043 has 4 divisors (see below), whose sum is σ = 42082320. Its totient is φ = 41985768.

The previous prime is 42034039. The next prime is 42034051. The reversal of 42034043 is 34043024.

It is a happy number.

42034043 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 42034043 - 2² = 42034039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42034243) 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, 22808 + ... + 24581.

It is an arithmetic number, because the mean of its divisors is an integer number (10520580).

Almost surely, 2^42034043 is an apocalyptic number.

42034043 is a deficient number, since it is larger than the sum of its proper divisors (48277).

42034043 is an equidigital number, since it uses as much as digits as its factorization.

42034043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48276.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 42034043 is about 6483.3666408742. The cubic root of 42034043 is about 347.6965552962.

Adding to 42034043 its reverse (34043024), we get a palindrome (76077067).

The spelling of 42034043 in words is "forty-two million, thirty-four thousand, forty-three".