6659136 has 84 divisors (see below), whose sum is σ = 20842224. Its totient is φ = 2016000.

The previous prime is 6659113. The next prime is 6659201. The reversal of 6659136 is 6319566.

6659136 is a `hidden beast` number, since 66 + 591 + 3 + 6 = 666.

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

Its product of digits (29160) is a multiple of the sum of its prime factors (1080).

It is a self number, because there is not a number n which added to its sum of digits gives 6659136.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5811 + ... + 6861.

Almost surely, 2^6659136 is an apocalyptic number.

6659136 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6659136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10421112).

6659136 is an abundant number, since it is smaller than the sum of its proper divisors (14183088).

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

6659136 is a wasteful number, since it uses less digits than its factorization.

6659136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080 (or 1067 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 6659136 is about 2580.5301780836. The cubic root of 6659136 is about 188.1363127894.

It can be divided in two parts, 665 and 9136, that added together give a square (9801 = 99²).

The spelling of 6659136 in words is "six million, six hundred fifty-nine thousand, one hundred thirty-six".