6622116 has 12 divisors (see below), whose sum is σ = 15451632. Its totient is φ = 2207368.

The previous prime is 6622111. The next prime is 6622151. The reversal of 6622116 is 6112266.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (6622111) 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, 275910 + ... + 275933.

It is an arithmetic number, because the mean of its divisors is an integer number (1287636).

Almost surely, 2^6622116 is an apocalyptic number.

It is an amenable number.

6622116 is an abundant number, since it is smaller than the sum of its proper divisors (8829516).

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

6622116 is a wasteful number, since it uses less digits than its factorization.

6622116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551850 (or 551848 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 6622116 is about 2573.3472365773. The cubic root of 6622116 is about 187.7870306030.

Adding to 6622116 its product of digits (864), we get a triangular number (6622980 = T₃₆₃₉).

The spelling of 6622116 in words is "six million, six hundred twenty-two thousand, one hundred sixteen".