6754221 has 12 divisors (see below), whose sum is σ = 9783072. Its totient is φ = 4490376.

The previous prime is 6754213. The next prime is 6754243. The reversal of 6754221 is 1224576.

It is not a de Polignac number, because 6754221 - 2³ = 6754213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6754211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3400 + ... + 5006.

It is an arithmetic number, because the mean of its divisors is an integer number (815256).

Almost surely, 2^6754221 is an apocalyptic number.

It is an amenable number.

6754221 is a deficient number, since it is larger than the sum of its proper divisors (3028851).

6754221 is a wasteful number, since it uses less digits than its factorization.

6754221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080 (or 2077 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 6754221 is about 2598.8884162272. Note that the first 3 decimals coincide. The cubic root of 6754221 is about 189.0275428072.

Adding to 6754221 its reverse (1224576), we get a palindrome (7978797).

The spelling of 6754221 in words is "six million, seven hundred fifty-four thousand, two hundred twenty-one".