42313443 has 16 divisors (see below), whose sum is σ = 58329600. Its totient is φ = 27269280.

The previous prime is 42313441. The next prime is 42313507. The reversal of 42313443 is 34431324.

42313443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42313443 - 2¹ = 42313441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42313441) 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, 8838 + ... + 12756.

It is an arithmetic number, because the mean of its divisors is an integer number (3645600).

Almost surely, 2^42313443 is an apocalyptic number.

42313443 is a deficient number, since it is larger than the sum of its proper divisors (16016157).

42313443 is a wasteful number, since it uses less digits than its factorization.

42313443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4042.

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

The square root of 42313443 is about 6504.8784000933. The cubic root of 42313443 is about 348.4652335557.

Adding to 42313443 its reverse (34431324), we get a palindrome (76744767).

The spelling of 42313443 in words is "forty-two million, three hundred thirteen thousand, four hundred forty-three".