6659072 has 44 divisors (see below), whose sum is σ = 15229680. Its totient is φ = 2850816.

The previous prime is 6659057. The next prime is 6659077. The reversal of 6659072 is 2709566.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6659077) 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, 6704 + ... + 7632.

Almost surely, 2^6659072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6659072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7614840).

6659072 is an abundant number, since it is smaller than the sum of its proper divisors (8570608).

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

6659072 is an equidigital number, since it uses as much as digits as its factorization.

6659072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956 (or 938 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 6659072 is about 2580.5177775013. The cubic root of 6659072 is about 188.1357100704.

The spelling of 6659072 in words is "six million, six hundred fifty-nine thousand, seventy-two".