42341243 has 6 divisors (see below), whose sum is σ = 49254156. Its totient is φ = 36292452.

The previous prime is 42341239. The next prime is 42341249. The reversal of 42341243 is 34214324.

42341243 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 42341243 - 2² = 42341239 is a prime.

It is a super-3 number, since 3×42341243³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (42341249) 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 5 ways as a sum of consecutive naturals, for example, 432005 + ... + 432102.

It is an arithmetic number, because the mean of its divisors is an integer number (8209026).

Almost surely, 2^42341243 is an apocalyptic number.

42341243 is a deficient number, since it is larger than the sum of its proper divisors (6912913).

42341243 is an equidigital number, since it uses as much as digits as its factorization.

42341243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864121 (or 864114 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 42341243 is about 6507.0149070061. The cubic root of 42341243 is about 348.5415309216.

Adding to 42341243 its reverse (34214324), we get a palindrome (76555567).

The spelling of 42341243 in words is "forty-two million, three hundred forty-one thousand, two hundred forty-three".