6221171 has 8 divisors (see below), whose sum is σ = 6873600. Its totient is φ = 5583240.

The previous prime is 6221161. The next prime is 6221177. The reversal of 6221171 is 1711226.

6221171 is digitally balanced in base 3, because in such base 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 6221171 - 2⁶ = 6221107 is a prime.

It is a super-3 number, since 3×6221171³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6221177) 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, 2711 + ... + 4448.

It is an arithmetic number, because the mean of its divisors is an integer number (859200).

Almost surely, 2^6221171 is an apocalyptic number.

6221171 is a deficient number, since it is larger than the sum of its proper divisors (652429).

6221171 is a wasteful number, since it uses less digits than its factorization.

6221171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7249.

The product of its digits is 168, while the sum is 20.

The square root of 6221171 is about 2494.2275357313. The cubic root of 6221171 is about 183.9179198335.

Adding to 6221171 its reverse (1711226), we get a palindrome (7932397).

The spelling of 6221171 in words is "six million, two hundred twenty-one thousand, one hundred seventy-one".