42008063 has 4 divisors (see below), whose sum is σ = 42025608. Its totient is φ = 41990520.

The previous prime is 42008053. The next prime is 42008111. The reversal of 42008063 is 36080024.

It is a happy number.

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 42008063 - 2⁸ = 42007807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42008023) 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 in 3 ways as a sum of consecutive naturals, for example, 4481 + ... + 10202.

It is an arithmetic number, because the mean of its divisors is an integer number (10506402).

Almost surely, 2^42008063 is an apocalyptic number.

42008063 is a deficient number, since it is larger than the sum of its proper divisors (17545).

42008063 is a wasteful number, since it uses less digits than its factorization.

42008063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17544.

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

The square root of 42008063 is about 6481.3627425103. The cubic root of 42008063 is about 347.6249068771.

Adding to 42008063 its reverse (36080024), we get a palindrome (78088087).

The spelling of 42008063 in words is "forty-two million, eight thousand, sixty-three".