8418986 has 4 divisors (see below), whose sum is σ = 12628482. Its totient is φ = 4209492.

The previous prime is 8418979. The next prime is 8419039. The reversal of 8418986 is 6898148.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5593225 + 2825761 = 2365^2 + 1681^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2104745 + ... + 2104748.

Almost surely, 2^8418986 is an apocalyptic number.

8418986 is a deficient number, since it is larger than the sum of its proper divisors (4209496).

8418986 is a wasteful number, since it uses less digits than its factorization.

8418986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4209495.

The product of its digits is 110592, while the sum is 44.

The square root of 8418986 is about 2901.5488967102. The cubic root of 8418986 is about 203.4323093045.

The spelling of 8418986 in words is "eight million, four hundred eighteen thousand, nine hundred eighty-six".