2021796000 has 576 divisors, whose sum is σ = 8389495296. Its totient is φ = 451584000.

The previous prime is 2021795989. The next prime is 2021796013. The reversal of 2021796000 is 6971202.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 17891944 + ... + 17892056.

It is an arithmetic number, because the mean of its divisors is an integer number (14565096).

Almost surely, 2^2021796000 is an apocalyptic number.

2021796000 is a gapful number since it is divisible by the number (20) 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 2021796000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4194747648).

2021796000 is an abundant number, since it is smaller than the sum of its proper divisors (6367699296).

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

2021796000 is a wasteful number, since it uses less digits than its factorization.

2021796000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 2021796000 is about 44964.3859070709. The cubic root of 2021796000 is about 1264.4813967779.

The spelling of 2021796000 in words is "two billion, twenty-one million, seven hundred ninety-six thousand".