6212171008 has 72 divisors (see below), whose sum is σ = 13162117248. Its totient is φ = 2916114432.

The previous prime is 6212170949. The next prime is 6212171023. The reversal of 6212171008 is 8001712126.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2013435 + ... + 2016517.

It is an arithmetic number, because the mean of its divisors is an integer number (182807184).

Almost surely, 2^6212171008 is an apocalyptic number.

6212171008 is a gapful number since it is divisible by the number (68) 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 6212171008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6581058624).

6212171008 is an abundant number, since it is smaller than the sum of its proper divisors (6949946240).

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

6212171008 is a wasteful number, since it uses less digits than its factorization.

6212171008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3579 (or 3565 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 6212171008 is about 78817.3268260222. The cubic root of 6212171008 is about 1838.2918741447.

The spelling of 6212171008 in words is "six billion, two hundred twelve million, one hundred seventy-one thousand, eight".