6636044 has 6 divisors (see below), whose sum is σ = 11613084. Its totient is φ = 3318020.

The previous prime is 6636037. The next prime is 6636059. The reversal of 6636044 is 4406366.

It is a junction number, because it is equal to n+sod(n) for n = 6635998 and 6636016.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 829502 + ... + 829509.

It is an arithmetic number, because the mean of its divisors is an integer number (1935514).

Almost surely, 2^6636044 is an apocalyptic number.

It is an amenable number.

6636044 is a deficient number, since it is larger than the sum of its proper divisors (4977040).

6636044 is a wasteful number, since it uses less digits than its factorization.

6636044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659015 (or 1659013 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 6636044 is about 2576.0520181083. The cubic root of 6636044 is about 187.9185930933.

The spelling of 6636044 in words is "six million, six hundred thirty-six thousand, forty-four".