6655824 has 160 divisors (see below), whose sum is σ = 22855680. Its totient is φ = 1814400.

The previous prime is 6655801. The next prime is 6655837. The reversal of 6655824 is 4285566.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93709 + ... + 93779.

It is an arithmetic number, because the mean of its divisors is an integer number (142848).

Almost surely, 2^6655824 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 6655824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11427840).

6655824 is an abundant number, since it is smaller than the sum of its proper divisors (16199856).

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

6655824 is a wasteful number, since it uses less digits than its factorization.

6655824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 114 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 6655824 is about 2579.8883696780. Note that the first 3 decimals coincide. The cubic root of 6655824 is about 188.1051170106.

The spelling of 6655824 in words is "six million, six hundred fifty-five thousand, eight hundred twenty-four".