8117229 has 16 divisors (see below), whose sum is σ = 11538432. Its totient is φ = 5064048.

The previous prime is 8117203. The next prime is 8117243. The reversal of 8117229 is 9227118.

It is not a de Polignac number, because 8117229 - 2⁷ = 8117101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8117196 and 8117205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8117429) 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, 1992 + ... + 4494.

It is an arithmetic number, because the mean of its divisors is an integer number (721152).

Almost surely, 2^8117229 is an apocalyptic number.

It is an amenable number.

8117229 is a deficient number, since it is larger than the sum of its proper divisors (3421203).

8117229 is a wasteful number, since it uses less digits than its factorization.

8117229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2576.

The product of its digits is 2016, while the sum is 30.

The square root of 8117229 is about 2849.0751130849. The cubic root of 8117229 is about 200.9721750548.

The spelling of 8117229 in words is "eight million, one hundred seventeen thousand, two hundred twenty-nine".