42065034 has 16 divisors (see below), whose sum is σ = 91778400. Its totient is φ = 12746960.

The previous prime is 42065033. The next prime is 42065039. The reversal of 42065034 is 43056024.

It is a junction number, because it is equal to n+sod(n) for n = 42064995 and 42065013.

It is not an unprimeable number, because it can be changed into a prime (42065033) 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 in 7 ways as a sum of consecutive naturals, for example, 318609 + ... + 318740.

It is an arithmetic number, because the mean of its divisors is an integer number (5736150).

Almost surely, 2^42065034 is an apocalyptic number.

42065034 is an abundant number, since it is smaller than the sum of its proper divisors (49713366).

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

42065034 is a wasteful number, since it uses less digits than its factorization.

42065034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637365.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 42065034 is about 6485.7562396377. The cubic root of 42065034 is about 347.7819845981.

The spelling of 42065034 in words is "forty-two million, sixty-five thousand, thirty-four".