6650444 has 6 divisors (see below), whose sum is σ = 11638284. Its totient is φ = 3325220.

The previous prime is 6650443. The next prime is 6650459. The reversal of 6650444 is 4440566.

It is not an unprimeable number, because it can be changed into a prime (6650443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 831302 + ... + 831309.

It is an arithmetic number, because the mean of its divisors is an integer number (1939714).

Almost surely, 2^6650444 is an apocalyptic number.

It is an amenable number.

6650444 is a deficient number, since it is larger than the sum of its proper divisors (4987840).

6650444 is a wasteful number, since it uses less digits than its factorization.

6650444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662615 (or 1662613 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 6650444 is about 2578.8454781161. The cubic root of 6650444 is about 188.0544206418.

The spelling of 6650444 in words is "six million, six hundred fifty thousand, four hundred forty-four".