1327634886 has 16 divisors (see below), whose sum is σ = 2676178944. Its totient is φ = 439060104.

The previous prime is 1327634881. The next prime is 1327634947. The reversal of 1327634886 is 6884367231.

It is a super-2 number, since 2×1327634886² = 3525228781048465992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1327634881) 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, 870390 + ... + 871913.

It is an arithmetic number, because the mean of its divisors is an integer number (167261184).

Almost surely, 2^1327634886 is an apocalyptic number.

1327634886 is an abundant number, since it is smaller than the sum of its proper divisors (1348544058).

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

1327634886 is a wasteful number, since it uses less digits than its factorization.

1327634886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1742435.

The product of its digits is 1161216, while the sum is 48.

The square root of 1327634886 is about 36436.7244137011. The cubic root of 1327634886 is about 1099.0721889942.

The spelling of 1327634886 in words is "one billion, three hundred twenty-seven million, six hundred thirty-four thousand, eight hundred eighty-six".