3921841211 has 8 divisors (see below), whose sum is σ = 3982572048. Its totient is φ = 3861540000.

The previous prime is 3921841201. The next prime is 3921841213. The reversal of 3921841211 is 1121481293.

3921841211 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3921841211 - 2¹⁰ = 3921840187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3921841213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88985 + ... + 125546.

It is an arithmetic number, because the mean of its divisors is an integer number (497821506).

Almost surely, 2^3921841211 is an apocalyptic number.

3921841211 is a deficient number, since it is larger than the sum of its proper divisors (60730837).

3921841211 is a wasteful number, since it uses less digits than its factorization.

3921841211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214813.

The product of its digits is 3456, while the sum is 32.

The square root of 3921841211 is about 62624.6054758032. The cubic root of 3921841211 is about 1576.9938582648.

The spelling of 3921841211 in words is "three billion, nine hundred twenty-one million, eight hundred forty-one thousand, two hundred eleven".