6221118 has 8 divisors (see below), whose sum is σ = 12442248. Its totient is φ = 2073704.

The previous prime is 6221107. The next prime is 6221119. The reversal of 6221118 is 8111226.

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

6221118 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6221094 and 6221103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6221119) 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, 518421 + ... + 518432.

It is an arithmetic number, because the mean of its divisors is an integer number (1555281).

Almost surely, 2^6221118 is an apocalyptic number.

6221118 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6221118 is a wasteful number, since it uses less digits than its factorization.

6221118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036858.

The product of its digits is 192, while the sum is 21.

The square root of 6221118 is about 2494.2169111767. The cubic root of 6221118 is about 183.9173975482.

The spelling of 6221118 in words is "six million, two hundred twenty-one thousand, one hundred eighteen".