264787268 has 12 divisors (see below), whose sum is σ = 487766160. Its totient is φ = 125425512.

The previous prime is 264787267. The next prime is 264787273. The reversal of 264787268 is 862787462.

264787268 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×264787268² = 140224594589807648, which contains 22 as substring.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (264787261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1741946 + ... + 1742097.

It is an arithmetic number, because the mean of its divisors is an integer number (40647180).

Almost surely, 2^264787268 is an apocalyptic number.

It is an amenable number.

264787268 is a deficient number, since it is larger than the sum of its proper divisors (222978892).

264787268 is a wasteful number, since it uses less digits than its factorization.

264787268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3484066 (or 3484064 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 50.

The square root of 264787268 is about 16272.2852728189. The cubic root of 264787268 is about 642.1439072076.

The spelling of 264787268 in words is "two hundred sixty-four million, seven hundred eighty-seven thousand, two hundred sixty-eight".