1364685 has 32 divisors (see below), whose sum is σ = 2564352. Its totient is φ = 606720.

The previous prime is 1364677. The next prime is 1364717. The reversal of 1364685 is 5864631.

It is not a de Polignac number, because 1364685 - 2³ = 1364677 is a prime.

It is a d-powerful number, because it can be written as 1 + 3⁵ + 6² + 4¹⁰ + 6⁷ + 8⁵ + 5⁵ .

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 4147 + ... + 4463.

It is an arithmetic number, because the mean of its divisors is an integer number (80136).

2^1364685 is an apocalyptic number.

1364685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1364685 is a deficient number, since it is larger than the sum of its proper divisors (1199667).

1364685 is a wasteful number, since it uses less digits than its factorization.

1364685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373.

The product of its digits is 17280, while the sum is 33.

The square root of 1364685 is about 1168.1973292214. The cubic root of 1364685 is about 110.9202413805.

It can be divided in two parts, 13646 and 85, that added together give a palindrome (13731).

The spelling of 1364685 in words is "one million, three hundred sixty-four thousand, six hundred eighty-five".