42008034 has 16 divisors (see below), whose sum is σ = 84533472. Its totient is φ = 13916448.

The previous prime is 42008023. The next prime is 42008039. The reversal of 42008034 is 43080024.

It is a happy number.

42008034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 42008034.

It is not an unprimeable number, because it can be changed into a prime (42008039) 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 7 ways as a sum of consecutive naturals, for example, 20499 + ... + 22454.

It is an arithmetic number, because the mean of its divisors is an integer number (5283342).

Almost surely, 2^42008034 is an apocalyptic number.

42008034 is an abundant number, since it is smaller than the sum of its proper divisors (42525438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42008034 is a wasteful number, since it uses less digits than its factorization.

42008034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43121.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 42008034 is about 6481.3605053260. The cubic root of 42008034 is about 347.6248268836.

Adding to 42008034 its reverse (43080024), we get a palindrome (85088058).

The spelling of 42008034 in words is "forty-two million, eight thousand, thirty-four".