2021744214 has 96 divisors (see below), whose sum is σ = 5129467200. Its totient is φ = 575261568.

The previous prime is 2021744093. The next prime is 2021744233. The reversal of 2021744214 is 4124471202.

2021744214 is a `hidden beast` number, since 2 + 0 + 217 + 442 + 1 + 4 = 666.

It is a super-3 number, since 3×2021744214³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1956642 + ... + 1957674.

It is an arithmetic number, because the mean of its divisors is an integer number (53431950).

Almost surely, 2^2021744214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2021744214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2564733600).

2021744214 is an abundant number, since it is smaller than the sum of its proper divisors (3107722986).

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

2021744214 is a wasteful number, since it uses less digits than its factorization.

2021744214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379 (or 1362 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 2021744214 is about 44963.8100476372. The cubic root of 2021744214 is about 1264.4706006025.

The spelling of 2021744214 in words is "two billion, twenty-one million, seven hundred forty-four thousand, two hundred fourteen".