42307034 has 48 divisors (see below), whose sum is σ = 83612736. Its totient is φ = 15595200.

The previous prime is 42307019. The next prime is 42307037. The reversal of 42307034 is 43070324.

It is a happy number.

42307034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (42307037) 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 23 ways as a sum of consecutive naturals, for example, 55214 + ... + 55974.

It is an arithmetic number, because the mean of its divisors is an integer number (1741932).

Almost surely, 2^42307034 is an apocalyptic number.

42307034 is a deficient number, since it is larger than the sum of its proper divisors (41305702).

42307034 is a wasteful number, since it uses less digits than its factorization.

42307034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819 (or 800 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 42307034 is about 6504.3857511682. The cubic root of 42307034 is about 348.4476392540.

Adding to 42307034 its reverse (43070324), we get a palindrome (85377358).

The spelling of 42307034 in words is "forty-two million, three hundred seven thousand, thirty-four".