1366285 has 8 divisors (see below), whose sum is σ = 1647360. Its totient is φ = 1087824.

The previous prime is 1366279. The next prime is 1366289. The reversal of 1366285 is 5826631.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1366285 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 796 + ... + 1834.

It is an arithmetic number, because the mean of its divisors is an integer number (205920).

2^1366285 is an apocalyptic number.

It is an amenable number.

1366285 is a deficient number, since it is larger than the sum of its proper divisors (281075).

1366285 is a wasteful number, since it uses less digits than its factorization.

1366285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307.

The product of its digits is 8640, while the sum is 31.

The square root of 1366285 is about 1168.8819444238. The cubic root of 1366285 is about 110.9635732540.

The spelling of 1366285 in words is "one million, three hundred sixty-six thousand, two hundred eighty-five".