4223225420 has 24 divisors (see below), whose sum is σ = 9057472704. Its totient is φ = 1653347456.

The previous prime is 4223225417. The next prime is 4223225441. The reversal of 4223225420 is 245223224.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4223225420.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2245457 + ... + 2247336.

It is an arithmetic number, because the mean of its divisors is an integer number (377394696).

Almost surely, 2^4223225420 is an apocalyptic number.

It is an amenable number.

4223225420 is an abundant number, since it is smaller than the sum of its proper divisors (4834247284).

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

4223225420 is a wasteful number, since it uses less digits than its factorization.

4223225420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4492849 (or 4492847 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 4223225420 is about 64986.3479509350. The cubic root of 4223225420 is about 1616.3971933798.

Adding to 4223225420 its reverse (245223224), we get a palindrome (4468448644).

The spelling of 4223225420 in words is "four billion, two hundred twenty-three million, two hundred twenty-five thousand, four hundred twenty".