2021836382 has 8 divisors (see below), whose sum is σ = 3062782152. Its totient is φ = 1000909000.

The previous prime is 2021836381. The next prime is 2021836441. The reversal of 2021836382 is 2836381202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021836381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5004344 + ... + 5004747.

It is an arithmetic number, because the mean of its divisors is an integer number (382847769).

Almost surely, 2^2021836382 is an apocalyptic number.

2021836382 is a deficient number, since it is larger than the sum of its proper divisors (1040945770).

2021836382 is a wasteful number, since it uses less digits than its factorization.

2021836382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10009194.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 2021836382 is about 44964.8349491022. The cubic root of 2021836382 is about 1264.4898153569.

The spelling of 2021836382 in words is "two billion, twenty-one million, eight hundred thirty-six thousand, three hundred eighty-two".