8440113 has 12 divisors (see below), whose sum is σ = 12370064. Its totient is φ = 5115000.

The previous prime is 8440097. The next prime is 8440139. The reversal of 8440113 is 3110448.

It is not a de Polignac number, because 8440113 - 2⁴ = 8440097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8440113.

It is not an unprimeable number, because it can be changed into a prime (8440183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11263 + ... + 11988.

Almost surely, 2^8440113 is an apocalyptic number.

It is an amenable number.

8440113 is a deficient number, since it is larger than the sum of its proper divisors (3929951).

8440113 is a wasteful number, since it uses less digits than its factorization.

8440113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23276 (or 23265 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 8440113 is about 2905.1872573037. The cubic root of 8440113 is about 203.6023346999.

The spelling of 8440113 in words is "eight million, four hundred forty thousand, one hundred thirteen".