327540730 has 32 divisors (see below), whose sum is σ = 663925248. Its totient is φ = 115262400.

The previous prime is 327540713. The next prime is 327540739. The reversal of 327540730 is 37045723.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 327540692 and 327540701.

It is not an unprimeable number, because it can be changed into a prime (327540739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44617 + ... + 51436.

It is an arithmetic number, because the mean of its divisors is an integer number (20747664).

Almost surely, 2^327540730 is an apocalyptic number.

327540730 is an abundant number, since it is smaller than the sum of its proper divisors (336384518).

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

327540730 is a wasteful number, since it uses less digits than its factorization.

327540730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96102.

The product of its (nonzero) digits is 17640, while the sum is 31.

The square root of 327540730 is about 18098.0863629280. The cubic root of 327540730 is about 689.3214150557.

The spelling of 327540730 in words is "three hundred twenty-seven million, five hundred forty thousand, seven hundred thirty".