4200212420 has 48 divisors (see below), whose sum is σ = 8896093248. Its totient is φ = 1665740160.

The previous prime is 4200212399. The next prime is 4200212449. The reversal of 4200212420 is 242120024.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1192502 + ... + 1196018.

It is an arithmetic number, because the mean of its divisors is an integer number (185335276).

Almost surely, 2^4200212420 is an apocalyptic number.

It is an amenable number.

4200212420 is an abundant number, since it is smaller than the sum of its proper divisors (4695880828).

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

4200212420 is a wasteful number, since it uses less digits than its factorization.

4200212420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4020 (or 4018 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 4200212420 is about 64809.0458192373. The cubic root of 4200212420 is about 1613.4558459242.

Adding to 4200212420 its reverse (242120024), we get a palindrome (4442332444).

The spelling of 4200212420 in words is "four billion, two hundred million, two hundred twelve thousand, four hundred twenty".