8394818 has 4 divisors (see below), whose sum is σ = 12592230. Its totient is φ = 4197408.

The previous prime is 8394803. The next prime is 8394851. The reversal of 8394818 is 8184938.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8184938 = 2 ⋅4092469.

It can be written as a sum of positive squares in only one way, i.e., 8392609 + 2209 = 2897^2 + 47^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2098703 + ... + 2098706.

Almost surely, 2^8394818 is an apocalyptic number.

8394818 is a deficient number, since it is larger than the sum of its proper divisors (4197412).

8394818 is a wasteful number, since it uses less digits than its factorization.

8394818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4197411.

The product of its digits is 55296, while the sum is 41.

The square root of 8394818 is about 2897.3812313881. The cubic root of 8394818 is about 203.2374614474.

The spelling of 8394818 in words is "eight million, three hundred ninety-four thousand, eight hundred eighteen".