1359585 has 28 divisors (see below), whose sum is σ = 2452692. Its totient is φ = 723168.

The previous prime is 1359581. The next prime is 1359619. The reversal of 1359585 is 5859531.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 613089 + 746496 = 783^2 + 864^2 .

It is not a de Polignac number, because 1359585 - 2² = 1359581 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1359581) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3459 + ... + 3831.

2^1359585 is an apocalyptic number.

1359585 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1359585 is a deficient number, since it is larger than the sum of its proper divisors (1093107).

1359585 is an frugal number, since it uses more digits than its factorization.

1359585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396 (or 381 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

The square root of 1359585 is about 1166.0124356112. The cubic root of 1359585 is about 110.7818945858.

The spelling of 1359585 in words is "one million, three hundred fifty-nine thousand, five hundred eighty-five".