442424231422 has 8 divisors (see below), whose sum is σ = 663671908872. Its totient is φ = 221200261800.

The previous prime is 442424231419. The next prime is 442424231423. The reversal of 442424231422 is 224132424244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442424231423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5880229 + ... + 5954992.

It is an arithmetic number, because the mean of its divisors is an integer number (82958988609).

Almost surely, 2^442424231422 is an apocalyptic number.

442424231422 is a deficient number, since it is larger than the sum of its proper divisors (221247677450).

442424231422 is a wasteful number, since it uses less digits than its factorization.

442424231422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11853914.

The product of its digits is 98304, while the sum is 34.

Adding to 442424231422 its reverse (224132424244), we get a palindrome (666556655666).

The spelling of 442424231422 in words is "four hundred forty-two billion, four hundred twenty-four million, two hundred thirty-one thousand, four hundred twenty-two".