42371343 has 20 divisors (see below), whose sum is σ = 72338640. Its totient is φ = 24211872.

The previous prime is 42371339. The next prime is 42371353. The reversal of 42371343 is 34317324.

It is not a de Polignac number, because 42371343 - 2² = 42371339 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42371323) 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 19 ways as a sum of consecutive naturals, for example, 36798 + ... + 37931.

It is an arithmetic number, because the mean of its divisors is an integer number (3616932).

Almost surely, 2^42371343 is an apocalyptic number.

42371343 is a deficient number, since it is larger than the sum of its proper divisors (29967297).

42371343 is an equidigital number, since it uses as much as digits as its factorization.

42371343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74748 (or 74739 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 42371343 is about 6509.3273846074. The cubic root of 42371343 is about 348.6241030138.

Adding to 42371343 its reverse (34317324), we get a palindrome (76688667).

The spelling of 42371343 in words is "forty-two million, three hundred seventy-one thousand, three hundred forty-three".