327456906 has 144 divisors (see below), whose sum is σ = 842222880. Its totient is φ = 84369600.

The previous prime is 327456881. The next prime is 327456929. The reversal of 327456906 is 609654723.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 5368116 + ... + 5368176.

It is an arithmetic number, because the mean of its divisors is an integer number (5848770).

Almost surely, 2^327456906 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 327456906, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (421111440).

327456906 is an abundant number, since it is smaller than the sum of its proper divisors (514765974).

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

327456906 is a wasteful number, since it uses less digits than its factorization.

327456906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 327456906 is about 18095.7703897900. The cubic root of 327456906 is about 689.2626064833.

The spelling of 327456906 in words is "three hundred twenty-seven million, four hundred fifty-six thousand, nine hundred six".