42321442024 has 32 divisors (see below), whose sum is σ = 80378208000. Its totient is φ = 20887394112.

The previous prime is 42321442021. The next prime is 42321442129. The reversal of 42321442024 is 42024412324.

It is a super-2 number, since 2×42321442024² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42321441983 and 42321442001.

It is not an unprimeable number, because it can be changed into a prime (42321442021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3547782 + ... + 3559690.

It is an arithmetic number, because the mean of its divisors is an integer number (2511819000).

Almost surely, 2^42321442024 is an apocalyptic number.

It is an amenable number.

42321442024 is a deficient number, since it is larger than the sum of its proper divisors (38056765976).

42321442024 is a wasteful number, since it uses less digits than its factorization.

42321442024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17617 (or 17613 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 42321442024 its reverse (42024412324), we get a palindrome (84345854348).

The spelling of 42321442024 in words is "forty-two billion, three hundred twenty-one million, four hundred forty-two thousand, twenty-four".