327665880 has 96 divisors (see below), whose sum is σ = 1067742000. Its totient is φ = 87145728.

The previous prime is 327665873. The next prime is 327665927. The reversal of 327665880 is 88566723.

327665880 is a `hidden beast` number, since 3 + 2 + 7 + 66 + 588 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167146 + ... + 169094.

Almost surely, 2^327665880 is an apocalyptic number.

327665880 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 327665880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (533871000).

327665880 is an abundant number, since it is smaller than the sum of its proper divisors (740076120).

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

327665880 is a wasteful number, since it uses less digits than its factorization.

327665880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2433 (or 2426 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 327665880 is about 18101.5435805900. The cubic root of 327665880 is about 689.4091981231.

The spelling of 327665880 in words is "three hundred twenty-seven million, six hundred sixty-five thousand, eight hundred eighty".