6644232 has 48 divisors (see below), whose sum is σ = 20567040. Its totient is φ = 1898208.

The previous prime is 6644227. The next prime is 6644269. The reversal of 6644232 is 2324466.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 6644196 and 6644205.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6088 + ... + 7095.

It is an arithmetic number, because the mean of its divisors is an integer number (428480).

Almost surely, 2^6644232 is an apocalyptic number.

It is an amenable number.

6644232 is an abundant number, since it is smaller than the sum of its proper divisors (13922808).

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

6644232 is a wasteful number, since it uses less digits than its factorization.

6644232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13202 (or 13195 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 6644232 is about 2577.6407818003. The cubic root of 6644232 is about 187.9958502177.

Adding to 6644232 its reverse (2324466), we get a palindrome (8968698).

The spelling of 6644232 in words is "six million, six hundred forty-four thousand, two hundred thirty-two".