6016221 has 8 divisors (see below), whose sum is σ = 8912960. Its totient is φ = 4010796.

The previous prime is 6016211. The next prime is 6016229. The reversal of 6016221 is 1226106.

It is a happy number.

6016221 is a `hidden beast` number, since 601 + 62 + 2 + 1 = 666.

It is not a de Polignac number, because 6016221 - 2⁷ = 6016093 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 6016194 and 6016203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6016229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111385 + ... + 111438.

It is an arithmetic number, because the mean of its divisors is an integer number (1114120).

Almost surely, 2^6016221 is an apocalyptic number.

It is an amenable number.

6016221 is a deficient number, since it is larger than the sum of its proper divisors (2896739).

6016221 is a wasteful number, since it uses less digits than its factorization.

6016221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222832 (or 222826 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 6016221 is about 2452.7986056748. The cubic root of 6016221 is about 181.8756647866.

The spelling of 6016221 in words is "six million, sixteen thousand, two hundred twenty-one".