8816138 has 16 divisors (see below), whose sum is σ = 13718760. Its totient is φ = 4245696.

The previous prime is 8816123. The next prime is 8816191. The reversal of 8816138 is 8316188.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8196769 + 619369 = 2863^2 + 787^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 8816098 and 8816107.

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, 7520 + ... + 8612.

Almost surely, 2^8816138 is an apocalyptic number.

8816138 is a deficient number, since it is larger than the sum of its proper divisors (4902622).

8816138 is a wasteful number, since it uses less digits than its factorization.

8816138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241.

The product of its digits is 9216, while the sum is 35.

The square root of 8816138 is about 2969.1982082710. The cubic root of 8816138 is about 206.5821500872.

The spelling of 8816138 in words is "eight million, eight hundred sixteen thousand, one hundred thirty-eight".