8449616 has 40 divisors (see below), whose sum is σ = 19224960. Its totient is φ = 3521664.

The previous prime is 8449607. The next prime is 8449627. The reversal of 8449616 is 6169448.

It is a self number, because there is not a number n which added to its sum of digits gives 8449616.

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, 3125 + ... + 5163.

It is an arithmetic number, because the mean of its divisors is an integer number (480624).

Almost surely, 2^8449616 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 8449616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9612480).

8449616 is an abundant number, since it is smaller than the sum of its proper divisors (10775344).

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

8449616 is a wasteful number, since it uses less digits than its factorization.

8449616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091 (or 2085 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 8449616 is about 2906.8223199914. The cubic root of 8449616 is about 203.6787202206.

The spelling of 8449616 in words is "eight million, four hundred forty-nine thousand, six hundred sixteen".