6709656 has 32 divisors (see below), whose sum is σ = 16853760. Its totient is φ = 2225952.

The previous prime is 6709631. The next prime is 6709663. The reversal of 6709656 is 6569076.

It is a happy number.

It is an alternating number because its digits alternate between even and odd.

It is a zygodrome in base 2.

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, 5781 + ... + 6843.

It is an arithmetic number, because the mean of its divisors is an integer number (526680).

Almost surely, 2^6709656 is an apocalyptic number.

It is an amenable number.

6709656 is an abundant number, since it is smaller than the sum of its proper divisors (10144104).

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

6709656 is a wasteful number, since it uses less digits than its factorization.

6709656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335 (or 1331 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 6709656 is about 2590.3003686831. The cubic root of 6709656 is about 188.6108844370.

The spelling of 6709656 in words is "six million, seven hundred nine thousand, six hundred fifty-six".