42313434 has 16 divisors (see below), whose sum is σ = 84696672. Its totient is φ = 14092848.

The previous prime is 42313417. The next prime is 42313441. The reversal of 42313434 is 43431324.

42313434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 8292 + ... + 12384.

It is an arithmetic number, because the mean of its divisors is an integer number (5293542).

Almost surely, 2^42313434 is an apocalyptic number.

42313434 is an abundant number, since it is smaller than the sum of its proper divisors (42383238).

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

42313434 is a wasteful number, since it uses less digits than its factorization.

42313434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5821.

The product of its digits is 3456, while the sum is 24.

The square root of 42313434 is about 6504.8777083047. The cubic root of 42313434 is about 348.4652088497.

Adding to 42313434 its reverse (43431324), we get a palindrome (85744758).

The spelling of 42313434 in words is "forty-two million, three hundred thirteen thousand, four hundred thirty-four".