8449116 has 48 divisors (see below), whose sum is σ = 21765408. Its totient is φ = 2534400.

The previous prime is 8449099. The next prime is 8449117. The reversal of 8449116 is 6119448.

It is a super-2 number, since 2×8449116² = 142775122362912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8449117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5736 + ... + 7056.

It is an arithmetic number, because the mean of its divisors is an integer number (453446).

Almost surely, 2^8449116 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 8449116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10882704).

8449116 is an abundant number, since it is smaller than the sum of its proper divisors (13316292).

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

8449116 is a wasteful number, since it uses less digits than its factorization.

8449116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382 (or 1380 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 8449116 is about 2906.7363141503. The cubic root of 8449116 is about 203.6747026270.

The spelling of 8449116 in words is "eight million, four hundred forty-nine thousand, one hundred sixteen".