4211881620 has 192 divisors, whose sum is σ = 12861676800. Its totient is φ = 1026293760.

The previous prime is 4211881589. The next prime is 4211881633. The reversal of 4211881620 is 261881124.

4211881620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4533316 + ... + 4534244.

It is an arithmetic number, because the mean of its divisors is an integer number (66987900).

Almost surely, 2^4211881620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4211881620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6430838400).

4211881620 is an abundant number, since it is smaller than the sum of its proper divisors (8649795180).

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

4211881620 is a wasteful number, since it uses less digits than its factorization.

4211881620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098 (or 1096 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 33.

The square root of 4211881620 is about 64899.0109323709. The cubic root of 4211881620 is about 1614.9486537430.

The spelling of 4211881620 in words is "four billion, two hundred eleven million, eight hundred eighty-one thousand, six hundred twenty".