42222223424 has 14 divisors (see below), whose sum is σ = 83784724734. Its totient is φ = 21111111680.

The previous prime is 42222223411. The next prime is 42222223427. The reversal of 42222223424 is 42432222224.

It can be written as a sum of positive squares in only one way, i.e., 21667840000 + 20554383424 = 147200^2 + 143368^2 .

It is not an unprimeable number, because it can be changed into a prime (42222223427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 329861057 + ... + 329861184.

Almost surely, 2^42222223424 is an apocalyptic number.

It is an amenable number.

42222223424 is a deficient number, since it is larger than the sum of its proper divisors (41562501310).

42222223424 is an equidigital number, since it uses as much as digits as its factorization.

42222223424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659722253 (or 659722243 counting only the distinct ones).

The product of its digits is 24576, while the sum is 29.

Adding to 42222223424 its reverse (42432222224), we get a palindrome (84654445648).

The spelling of 42222223424 in words is "forty-two billion, two hundred twenty-two million, two hundred twenty-three thousand, four hundred twenty-four".