4212305856 has 168 divisors, whose sum is σ = 13659819264. Its totient is φ = 1276404480.

The previous prime is 4212305809. The next prime is 4212305861. The reversal of 4212305856 is 6585032124.

4212305856 is a `hidden beast` number, since 42 + 1 + 2 + 30 + 585 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4212305856.

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 158761 + ... + 183383.

It is an arithmetic number, because the mean of its divisors is an integer number (81308448).

Almost surely, 2^4212305856 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 4212305856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6829909632).

4212305856 is an abundant number, since it is smaller than the sum of its proper divisors (9447513408).

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

4212305856 is a wasteful number, since it uses less digits than its factorization.

4212305856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24661 (or 24639 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 4212305856 is about 64902.2792820098. The cubic root of 4212305856 is about 1615.0028730855.

The spelling of 4212305856 in words is "four billion, two hundred twelve million, three hundred five thousand, eight hundred fifty-six".