327668881 has 8 divisors (see below), whose sum is σ = 333353664. Its totient is φ = 321994320.

The previous prime is 327668867. The next prime is 327668893. The reversal of 327668881 is 188866723.

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

It is a cyclic number.

It is not a de Polignac number, because 327668881 - 2⁷ = 327668753 is a prime.

It is a super-2 number, since 2×327668881² = 214733791151584322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (327668381) 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, 91140 + ... + 94666.

It is an arithmetic number, because the mean of its divisors is an integer number (41669208).

Almost surely, 2^327668881 is an apocalyptic number.

It is an amenable number.

327668881 is a deficient number, since it is larger than the sum of its proper divisors (5684783).

327668881 is a wasteful number, since it uses less digits than its factorization.

327668881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111.

The product of its digits is 774144, while the sum is 49.

The square root of 327668881 is about 18101.6264738835. The cubic root of 327668881 is about 689.4113028186.

The spelling of 327668881 in words is "three hundred twenty-seven million, six hundred sixty-eight thousand, eight hundred eighty-one".