6442608 has 40 divisors (see below), whose sum is σ = 16864000. Its totient is φ = 2119104.

The previous prime is 6442591. The next prime is 6442613. The reversal of 6442608 is 8062446.

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, 2943 + ... + 4641.

It is an arithmetic number, because the mean of its divisors is an integer number (421600).

Almost surely, 2^6442608 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 6442608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8432000).

6442608 is an abundant number, since it is smaller than the sum of its proper divisors (10421392).

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

6442608 is a wasteful number, since it uses less digits than its factorization.

6442608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1789 (or 1783 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 6442608 is about 2538.2293040622. The cubic root of 6442608 is about 186.0746607427.

The spelling of 6442608 in words is "six million, four hundred forty-two thousand, six hundred eight".