320488264 has 16 divisors (see below), whose sum is σ = 601107120. Its totient is φ = 160193040.

The previous prime is 320488247. The next prime is 320488271. The reversal of 320488264 is 462884023.

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 3 ways as a sum of consecutive naturals, for example, 40627 + ... + 47869.

It is an arithmetic number, because the mean of its divisors is an integer number (37569195).

Almost surely, 2^320488264 is an apocalyptic number.

It is an amenable number.

320488264 is a deficient number, since it is larger than the sum of its proper divisors (280618856).

320488264 is a wasteful number, since it uses less digits than its factorization.

320488264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12780 (or 12776 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 37.

The square root of 320488264 is about 17902.1860117696. The cubic root of 320488264 is about 684.3380850907.

The spelling of 320488264 in words is "three hundred twenty million, four hundred eighty-eight thousand, two hundred sixty-four".