424204222 has 16 divisors (see below), whose sum is σ = 721319760. Its totient is φ = 185481792.

The previous prime is 424204219. The next prime is 424204229. The reversal of 424204222 is 222402424.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 424204193 and 424204202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424204229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428863 + ... + 429850.

It is an arithmetic number, because the mean of its divisors is an integer number (45082485).

Almost surely, 2^424204222 is an apocalyptic number.

424204222 is a deficient number, since it is larger than the sum of its proper divisors (297115538).

424204222 is a wasteful number, since it uses less digits than its factorization.

424204222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858747.

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 424204222 is about 20596.2186335259. The cubic root of 424204222 is about 751.3777472373.

Adding to 424204222 its reverse (222402424), we get a palindrome (646606646).

The spelling of 424204222 in words is "four hundred twenty-four million, two hundred four thousand, two hundred twenty-two".