1008218 has 8 divisors (see below), whose sum is σ = 1528212. Its totient is φ = 498816.

The previous prime is 1008209. The next prime is 1008223. The reversal of 1008218 is 8128001.

It can be written as a sum of positive squares in 2 ways, for example, as 1006009 + 2209 = 1003^2 + 47^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1008218.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2405 + ... + 2792.

2^1008218 is an apocalyptic number.

1008218 is a deficient number, since it is larger than the sum of its proper divisors (519994).

1008218 is an equidigital number, since it uses as much as digits as its factorization.

1008218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5296.

The product of its (nonzero) digits is 128, while the sum is 20.

The square root of 1008218 is about 1004.1005925703. The cubic root of 1008218 is about 100.2731863459.

It can be divided in two parts, 10082 and 18, that multiplied together give a square (181476 = 426²).

The spelling of 1008218 in words is "one million, eight thousand, two hundred eighteen".