6221056 has 36 divisors (see below), whose sum is σ = 13081600. Its totient is φ = 2944512.

The previous prime is 6221041. The next prime is 6221071. The reversal of 6221056 is 6501226.

It is an interprime number because it is at equal distance from previous prime (6221041) and next prime (6221071).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4225 + ... + 5503.

Almost surely, 2^6221056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6221056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6540800).

6221056 is an abundant number, since it is smaller than the sum of its proper divisors (6860544).

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

6221056 is a wasteful number, since it uses less digits than its factorization.

6221056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314 (or 1300 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 6221056 is about 2494.2044823951. The cubic root of 6221056 is about 183.9167865693.

The spelling of 6221056 in words is "six million, two hundred twenty-one thousand, fifty-six".