327821334 has 32 divisors (see below), whose sum is σ = 673698816. Its totient is φ = 106293120.

The previous prime is 327821327. The next prime is 327821339. The reversal of 327821334 is 433128723.

It is a junction number, because it is equal to n+sod(n) for n = 327821295 and 327821304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327821339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43614 + ... + 50574.

It is an arithmetic number, because the mean of its divisors is an integer number (21053088).

Almost surely, 2^327821334 is an apocalyptic number.

327821334 is an abundant number, since it is smaller than the sum of its proper divisors (345877482).

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

327821334 is a wasteful number, since it uses less digits than its factorization.

327821334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7180.

The product of its digits is 24192, while the sum is 33.

The square root of 327821334 is about 18105.8370146205. The cubic root of 327821334 is about 689.5182059876.

The spelling of 327821334 in words is "three hundred twenty-seven million, eight hundred twenty-one thousand, three hundred thirty-four".