6543332 has 12 divisors (see below), whose sum is σ = 11477760. Its totient is φ = 3263976.

The previous prime is 6543323. The next prime is 6543337. The reversal of 6543332 is 2333456.

It is a d-powerful number, because it can be written as 6⁸ + 5⁵ + 4⁷ + 3⁷ + 3¹⁰ + 3¹⁴ + 2 .

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (6543337) 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, 269 + ... + 3627.

It is an arithmetic number, because the mean of its divisors is an integer number (956480).

Almost surely, 2^6543332 is an apocalyptic number.

It is an amenable number.

6543332 is a deficient number, since it is larger than the sum of its proper divisors (4934428).

6543332 is a wasteful number, since it uses less digits than its factorization.

6543332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3850 (or 3848 counting only the distinct ones).

The product of its digits is 6480, while the sum is 26.

The square root of 6543332 is about 2557.9937451057. The cubic root of 6543332 is about 187.0393503890.

Adding to 6543332 its reverse (2333456), we get a palindrome (8876788).

The spelling of 6543332 in words is "six million, five hundred forty-three thousand, three hundred thirty-two".