6709632 has 64 divisors (see below), whose sum is σ = 18102960. Its totient is φ = 2201600.

The previous prime is 6709631. The next prime is 6709663. The reversal of 6709632 is 2369076.

It is a tau number, because it is divible by the number of its divisors (64).

It is an Ulam number.

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

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 6709593 and 6709602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6709631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38698 + ... + 38870.

Almost surely, 2^6709632 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 6709632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9051480).

6709632 is an abundant number, since it is smaller than the sum of its proper divisors (11393328).

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

6709632 is a wasteful number, since it uses less digits than its factorization.

6709632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 6709632 is about 2590.2957360116. The cubic root of 6709632 is about 188.6106595538.

The spelling of 6709632 in words is "six million, seven hundred nine thousand, six hundred thirty-two".