4223205126 has 96 divisors (see below), whose sum is σ = 11032170240. Its totient is φ = 1140599232.

The previous prime is 4223205097. The next prime is 4223205137. The reversal of 4223205126 is 6215023224.

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 4223205126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1250376 + ... + 1253748.

It is an arithmetic number, because the mean of its divisors is an integer number (114918440).

Almost surely, 2^4223205126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4223205126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5516085120).

4223205126 is an abundant number, since it is smaller than the sum of its proper divisors (6808965114).

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

4223205126 is a wasteful number, since it uses less digits than its factorization.

4223205126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3930 (or 3927 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 4223205126 is about 64986.1918102607. The cubic root of 4223205126 is about 1616.3946042673.

The spelling of 4223205126 in words is "four billion, two hundred twenty-three million, two hundred five thousand, one hundred twenty-six".