1396218 has 16 divisors (see below), whose sum is σ = 2822400. Its totient is φ = 460416.

The previous prime is 1396217. The next prime is 1396223. The reversal of 1396218 is 8126931.

It is not an unprimeable number, because it can be changed into a prime (1396211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618 + ... + 1781.

It is an arithmetic number, because the mean of its divisors is an integer number (176400).

2^1396218 is an apocalyptic number.

1396218 is an abundant number, since it is smaller than the sum of its proper divisors (1426182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1396218 is a wasteful number, since it uses less digits than its factorization.

1396218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501.

The product of its digits is 2592, while the sum is 30.

The square root of 1396218 is about 1181.6166891171. The cubic root of 1396218 is about 111.7680680864.

The spelling of 1396218 in words is "one million, three hundred ninety-six thousand, two hundred eighteen".