1327764 has 12 divisors (see below), whose sum is σ = 3098144. Its totient is φ = 442584.

The previous prime is 1327759. The next prime is 1327769. The reversal of 1327764 is 4677231.

It is an interprime number because it is at equal distance from previous prime (1327759) and next prime (1327769).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327769) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 55312 + ... + 55335.

2^1327764 is an apocalyptic number.

It is an amenable number.

1327764 is an abundant number, since it is smaller than the sum of its proper divisors (1770380).

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

1327764 is a wasteful number, since it uses less digits than its factorization.

1327764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110654 (or 110652 counting only the distinct ones).

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

The square root of 1327764 is about 1152.2864227266. The cubic root of 1327764 is about 109.9107816512.

The spelling of 1327764 in words is "one million, three hundred twenty-seven thousand, seven hundred sixty-four".