1608218 has 8 divisors (see below), whose sum is σ = 2490240. Its totient is φ = 778140.

The previous prime is 1608209. The next prime is 1608227. The reversal of 1608218 is 8128061.

It is an interprime number because it is at equal distance from previous prime (1608209) and next prime (1608227).

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12908 + ... + 13031.

It is an arithmetic number, because the mean of its divisors is an integer number (311280).

2^1608218 is an apocalyptic number.

1608218 is a deficient number, since it is larger than the sum of its proper divisors (882022).

1608218 is a wasteful number, since it uses less digits than its factorization.

1608218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25972.

The product of its (nonzero) digits is 768, while the sum is 26.

The square root of 1608218 is about 1268.1553532592. The cubic root of 1608218 is about 117.1606141462.

The spelling of 1608218 in words is "one million, six hundred eight thousand, two hundred eighteen".