4221796992 has 256 divisors, whose sum is σ = 13160448000. Its totient is φ = 1174376448.

The previous prime is 4221796987. The next prime is 4221797009. The reversal of 4221796992 is 2996971224.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28334134 + ... + 28334282.

It is an arithmetic number, because the mean of its divisors is an integer number (51408000).

Almost surely, 2^4221796992 is an apocalyptic number.

4221796992 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4221796992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6580224000).

4221796992 is an abundant number, since it is smaller than the sum of its proper divisors (8938651008).

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

4221796992 is a wasteful number, since it uses less digits than its factorization.

4221796992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383 (or 371 counting only the distinct ones).

The product of its digits is 979776, while the sum is 51.

The square root of 4221796992 is about 64975.3568054843. The cubic root of 4221796992 is about 1616.2149339971.

The spelling of 4221796992 in words is "four billion, two hundred twenty-one million, seven hundred ninety-six thousand, nine hundred ninety-two".