6221120 has 28 divisors (see below), whose sum is σ = 14814804. Its totient is φ = 2488320.

The previous prime is 6221119. The next prime is 6221123. The reversal of 6221120 is 211226.

It can be written as a sum of positive squares in 2 ways, for example, as 1827904 + 4393216 = 1352^2 + 2096^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6221095 and 6221104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6221123) 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, 9401 + ... + 10040.

Almost surely, 2^6221120 is an apocalyptic number.

It is an amenable number.

6221120 is an abundant number, since it is smaller than the sum of its proper divisors (8593684).

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

6221120 is a wasteful number, since it uses less digits than its factorization.

6221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19458 (or 19448 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 6221120 is about 2494.2173121041. The cubic root of 6221120 is about 183.9174172571.

Adding to 6221120 its reverse (211226), we get a palindrome (6432346).

The spelling of 6221120 in words is "six million, two hundred twenty-one thousand, one hundred twenty".