4201421244 has 12 divisors (see below), whose sum is σ = 9803316264. Its totient is φ = 1400473744.

The previous prime is 4201421219. The next prime is 4201421251. The reversal of 4201421244 is 4421241024.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 175059207 + ... + 175059230.

It is an arithmetic number, because the mean of its divisors is an integer number (816943022).

Almost surely, 2^4201421244 is an apocalyptic number.

It is an amenable number.

4201421244 is an abundant number, since it is smaller than the sum of its proper divisors (5601895020).

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

4201421244 is a wasteful number, since it uses less digits than its factorization.

4201421244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350118444 (or 350118442 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 4201421244 is about 64818.3711921242. The cubic root of 4201421244 is about 1613.6106156419.

Adding to 4201421244 its reverse (4421241024), we get a palindrome (8622662268).

The spelling of 4201421244 in words is "four billion, two hundred one million, four hundred twenty-one thousand, two hundred forty-four".