1359918 has 48 divisors (see below), whose sum is σ = 3459456. Its totient is φ = 378000.

The previous prime is 1359913. The next prime is 1359937. The reversal of 1359918 is 8199531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1359913) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5293 + ... + 5543.

It is an arithmetic number, because the mean of its divisors is an integer number (72072).

2^1359918 is an apocalyptic number.

1359918 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1359918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1729728).

1359918 is an abundant number, since it is smaller than the sum of its proper divisors (2099538).

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

1359918 is a wasteful number, since it uses less digits than its factorization.

1359918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309 (or 306 counting only the distinct ones).

The product of its digits is 9720, while the sum is 36.

The square root of 1359918 is about 1166.1552212291. The cubic root of 1359918 is about 110.7909383650.

The spelling of 1359918 in words is "one million, three hundred fifty-nine thousand, nine hundred eighteen".