34405042 has 32 divisors (see below), whose sum is σ = 64153728. Its totient is φ = 13499136.

The previous prime is 34405039. The next prime is 34405043. The reversal of 34405042 is 24050443.

It is a happy number.

34405042 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 (34405043) 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 15 ways as a sum of consecutive naturals, for example, 6853 + ... + 10759.

It is an arithmetic number, because the mean of its divisors is an integer number (2004804).

Almost surely, 2^34405042 is an apocalyptic number.

34405042 is a deficient number, since it is larger than the sum of its proper divisors (29748686).

34405042 is a wasteful number, since it uses less digits than its factorization.

34405042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3970.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 34405042 is about 5865.5811306298. The cubic root of 34405042 is about 325.2425550252.

Adding to 34405042 its reverse (24050443), we get a palindrome (58455485).

The spelling of 34405042 in words is "thirty-four million, four hundred five thousand, forty-two".