1327806 has 32 divisors (see below), whose sum is σ = 3002880. Its totient is φ = 434808.

The previous prime is 1327801. The next prime is 1327831. The reversal of 1327806 is 6087231.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1327806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3435 + ... + 3801.

It is an arithmetic number, because the mean of its divisors is an integer number (93840).

2^1327806 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1327806, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1501440).

1327806 is an abundant number, since it is smaller than the sum of its proper divisors (1675074).

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

1327806 is a wasteful number, since it uses less digits than its factorization.

1327806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445 (or 439 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1327806 is about 1152.3046472179. The cubic root of 1327806 is about 109.9119405429.

The spelling of 1327806 in words is "one million, three hundred twenty-seven thousand, eight hundred six".