1327671 has 20 divisors (see below), whose sum is σ = 2041512. Its totient is φ = 859248.

The previous prime is 1327631. The next prime is 1327673. The reversal of 1327671 is 1767231.

It is not a de Polignac number, because 1327671 - 2⁹ = 1327159 is a prime.

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

1327671 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327673) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2776 + ... + 3218.

2^1327671 is an apocalyptic number.

1327671 is a deficient number, since it is larger than the sum of its proper divisors (713841).

1327671 is an equidigital number, since it uses as much as digits as its factorization.

1327671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492 (or 483 counting only the distinct ones).

The product of its digits is 1764, while the sum is 27.

The square root of 1327671 is about 1152.2460674700. The cubic root of 1327671 is about 109.9082154468.

The spelling of 1327671 in words is "one million, three hundred twenty-seven thousand, six hundred seventy-one".