1327647 has 8 divisors (see below), whose sum is σ = 1780144. Its totient is φ = 880128.

The previous prime is 1327631. The next prime is 1327673. The reversal of 1327647 is 7467231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1327647 - 2⁴ = 1327631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 568 + ... + 1725.

It is an arithmetic number, because the mean of its divisors is an integer number (222518).

2^1327647 is an apocalyptic number.

1327647 is a deficient number, since it is larger than the sum of its proper divisors (452497).

1327647 is a wasteful number, since it uses less digits than its factorization.

1327647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2489.

The product of its digits is 7056, while the sum is 30.

The square root of 1327647 is about 1152.2356529808. The cubic root of 1327647 is about 109.9075531811.

The spelling of 1327647 in words is "one million, three hundred twenty-seven thousand, six hundred forty-seven".