4201421430 has 32 divisors (see below), whose sum is σ = 10085436000. Its totient is φ = 1120154112.

The previous prime is 4201421407. The next prime is 4201421437. The reversal of 4201421430 is 341241024.

It is a junction number, because it is equal to n+sod(n) for n = 4201421397 and 4201421406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4201421437) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 183246 + ... + 204894.

It is an arithmetic number, because the mean of its divisors is an integer number (315169875).

Almost surely, 2^4201421430 is an apocalyptic number.

4201421430 is an abundant number, since it is smaller than the sum of its proper divisors (5884014570).

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

4201421430 is a wasteful number, since it uses less digits than its factorization.

4201421430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28128.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4201421430 is about 64818.3726269026. The cubic root of 4201421430 is about 1613.6106394538.

Adding to 4201421430 its reverse (341241024), we get a palindrome (4542662454).

The spelling of 4201421430 in words is "four billion, two hundred one million, four hundred twenty-one thousand, four hundred thirty".