8506018 has 16 divisors (see below), whose sum is σ = 13648824. Its totient is φ = 3961600.

The previous prime is 8505989. The next prime is 8506031. The reversal of 8506018 is 8106058.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8485569 + 20449 = 2913^2 + 143^2 .

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, 2196 + ... + 4672.

Almost surely, 2^8506018 is an apocalyptic number.

8506018 is a deficient number, since it is larger than the sum of its proper divisors (5142806).

8506018 is a wasteful number, since it uses less digits than its factorization.

8506018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2597.

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 8506018 is about 2916.5078432948. The cubic root of 8506018 is about 204.1309072639.

It can be divided in two parts, 85060 and 18, that added together give a triangular number (85078 = T₄₁₂).

The spelling of 8506018 in words is "eight million, five hundred six thousand, eighteen".