268516384 has 12 divisors (see below), whose sum is σ = 528641694. Its totient is φ = 134258176.

The previous prime is 268516373. The next prime is 268516397. The reversal of 268516384 is 483615862.

It can be written as a sum of positive squares in only one way, i.e., 224160784 + 44355600 = 14972^2 + 6660^2 .

It is a super-3 number, since 3×268516384³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 268516384.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4195537 + ... + 4195600.

Almost surely, 2^268516384 is an apocalyptic number.

It is an amenable number.

268516384 is a deficient number, since it is larger than the sum of its proper divisors (260125310).

268516384 is an equidigital number, since it uses as much as digits as its factorization.

268516384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8391147 (or 8391139 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The square root of 268516384 is about 16386.4695404471. The cubic root of 268516384 is about 645.1443972927.

The spelling of 268516384 in words is "two hundred sixty-eight million, five hundred sixteen thousand, three hundred eighty-four".