1327668 has 48 divisors (see below), whose sum is σ = 3311616. Its totient is φ = 413280.

The previous prime is 1327631. The next prime is 1327673. The reversal of 1327668 is 8667231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15955 + ... + 16037.

It is an arithmetic number, because the mean of its divisors is an integer number (68992).

2^1327668 is an apocalyptic number.

It is an amenable number.

1327668 is an abundant number, since it is smaller than the sum of its proper divisors (1983948).

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

1327668 is a wasteful number, since it uses less digits than its factorization.

1327668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164 (or 162 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 1327668 is about 1152.2447656640. The cubic root of 1327668 is about 109.9081326640.

Subtracting from 1327668 its sum of digits (33), we obtain a triangular number (1327635 = T₁₆₂₉).

The spelling of 1327668 in words is "one million, three hundred twenty-seven thousand, six hundred sixty-eight".