424222212 has 24 divisors (see below), whose sum is σ = 1032889536. Its totient is φ = 135259168.

The previous prime is 424222207. The next prime is 424222217. The reversal of 424222212 is 212222424.

It is an interprime number because it is at equal distance from previous prime (424222207) and next prime (424222217).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (424222217) 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 7 ways as a sum of consecutive naturals, for example, 768243 + ... + 768794.

It is an arithmetic number, because the mean of its divisors is an integer number (43037064).

Almost surely, 2^424222212 is an apocalyptic number.

It is an amenable number.

424222212 is an abundant number, since it is smaller than the sum of its proper divisors (608667324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424222212 is a wasteful number, since it uses less digits than its factorization.

424222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1537067 (or 1537065 counting only the distinct ones).

The product of its digits is 1024, while the sum is 21.

The square root of 424222212 is about 20596.6553595481. The cubic root of 424222212 is about 751.3883687681.

Adding to 424222212 its reverse (212222424), we get a palindrome (636444636).

The spelling of 424222212 in words is "four hundred twenty-four million, two hundred twenty-two thousand, two hundred twelve".