6656328 has 96 divisors (see below), whose sum is σ = 21116160. Its totient is φ = 1854720.

The previous prime is 6656311. The next prime is 6656339. The reversal of 6656328 is 8236566.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 6656292 and 6656301.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23548 + ... + 23828.

It is an arithmetic number, because the mean of its divisors is an integer number (219960).

Almost surely, 2^6656328 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 6656328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10558080).

6656328 is an abundant number, since it is smaller than the sum of its proper divisors (14459832).

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

6656328 is a wasteful number, since it uses less digits than its factorization.

6656328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347 (or 340 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 6656328 is about 2579.9860464739. The cubic root of 6656328 is about 188.1098648618.

The spelling of 6656328 in words is "six million, six hundred fifty-six thousand, three hundred twenty-eight".