42330434 has 8 divisors (see below), whose sum is σ = 63916608. Its totient is φ = 21024900.

The previous prime is 42330427. The next prime is 42330439. The reversal of 42330434 is 43403324.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (42330439) 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 3 ways as a sum of consecutive naturals, for example, 69782 + ... + 70385.

It is an arithmetic number, because the mean of its divisors is an integer number (7989576).

Almost surely, 2^42330434 is an apocalyptic number.

42330434 is a deficient number, since it is larger than the sum of its proper divisors (21586174).

42330434 is a wasteful number, since it uses less digits than its factorization.

42330434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140320.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 42330434 is about 6506.1842888132. The cubic root of 42330434 is about 348.5118694870.

Adding to 42330434 its reverse (43403324), we get a palindrome (85733758).

The spelling of 42330434 in words is "forty-two million, three hundred thirty thousand, four hundred thirty-four".