1386318 has 8 divisors (see below), whose sum is σ = 2772648. Its totient is φ = 462104.

The previous prime is 1386317. The next prime is 1386337. The reversal of 1386318 is 8136831.

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

1386318 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1386311) by changing a digit.

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, 115521 + ... + 115532.

It is an arithmetic number, because the mean of its divisors is an integer number (346581).

2^1386318 is an apocalyptic number.

1386318 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1386318 is a wasteful number, since it uses less digits than its factorization.

1386318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231058.

The product of its digits is 3456, while the sum is 30.

The square root of 1386318 is about 1177.4200609808. The cubic root of 1386318 is about 111.5032743178.

The spelling of 1386318 in words is "one million, three hundred eighty-six thousand, three hundred eighteen".