1396585 has 4 divisors (see below), whose sum is σ = 1675908. Its totient is φ = 1117264.

The previous prime is 1396579. The next prime is 1396607. The reversal of 1396585 is 5856931.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 168921 + 1227664 = 411^2 + 1108^2 .

It is a cyclic number.

It is not a de Polignac number, because 1396585 - 2¹³ = 1388393 is a prime.

It is a Duffinian number.

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, 139654 + ... + 139663.

It is an arithmetic number, because the mean of its divisors is an integer number (418977).

2^1396585 is an apocalyptic number.

It is an amenable number.

1396585 is a deficient number, since it is larger than the sum of its proper divisors (279323).

1396585 is an equidigital number, since it uses as much as digits as its factorization.

1396585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279322.

The product of its digits is 32400, while the sum is 37.

The square root of 1396585 is about 1181.7719746212. The cubic root of 1396585 is about 111.7778600834. Note that the first 3 decimals are identical.

It can be divided in two parts, 139 and 6585, that added together give a square (6724 = 82²).

The spelling of 1396585 in words is "one million, three hundred ninety-six thousand, five hundred eighty-five".