6610656 has 48 divisors (see below), whose sum is σ = 18691344. Its totient is φ = 2033664.

The previous prime is 6610621. The next prime is 6610673. The reversal of 6610656 is 6560166.

6610656 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1401 + ... + 3896.

It is an arithmetic number, because the mean of its divisors is an integer number (389403).

Almost surely, 2^6610656 is an apocalyptic number.

It is an amenable number.

6610656 is an abundant number, since it is smaller than the sum of its proper divisors (12080688).

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

6610656 is a wasteful number, since it uses less digits than its factorization.

6610656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5323 (or 5315 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 6610656 is about 2571.1196004854. The cubic root of 6610656 is about 187.6786421876.

The spelling of 6610656 in words is "six million, six hundred ten thousand, six hundred fifty-six".