6600444 has 48 divisors (see below), whose sum is σ = 15998976. Its totient is φ = 2116800.

The previous prime is 6600439. The next prime is 6600449. The reversal of 6600444 is 4440066.

It is an interprime number because it is at equal distance from previous prime (6600439) and next prime (6600449).

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6600449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51909 + ... + 52035.

It is an arithmetic number, because the mean of its divisors is an integer number (333312).

Almost surely, 2^6600444 is an apocalyptic number.

It is an amenable number.

6600444 is an abundant number, since it is smaller than the sum of its proper divisors (9398532).

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

6600444 is a wasteful number, since it uses less digits than its factorization.

6600444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 264 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 6600444 is about 2569.1329276626. The cubic root of 6600444 is about 187.5819517312.

The spelling of 6600444 in words is "six million, six hundred thousand, four hundred forty-four".