1359540 has 144 divisors (see below), whose sum is σ = 5136768. Its totient is φ = 283392.

The previous prime is 1359529. The next prime is 1359563. The reversal of 1359540 is 459531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16339 + ... + 16421.

It is an arithmetic number, because the mean of its divisors is an integer number (35672).

2^1359540 is an apocalyptic number.

1359540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1359540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2568384).

1359540 is an abundant number, since it is smaller than the sum of its proper divisors (3777228).

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

1359540 is a wasteful number, since it uses less digits than its factorization.

1359540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 1359540 is about 1165.9931389163. The cubic root of 1359540 is about 110.7806723402.

Subtracting from 1359540 its reverse (459531), we obtain a palindrome (900009).

The spelling of 1359540 in words is "one million, three hundred fifty-nine thousand, five hundred forty".