264189267 has 12 divisors (see below), whose sum is σ = 381747600. Its totient is φ = 176061168.

The previous prime is 264189257. The next prime is 264189269. The reversal of 264189267 is 762981462.

It is a happy number.

It is not a de Polignac number, because 264189267 - 2⁴ = 264189251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264189269) 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 11 ways as a sum of consecutive naturals, for example, 45873 + ... + 51309.

It is an arithmetic number, because the mean of its divisors is an integer number (31812300).

Almost surely, 2^264189267 is an apocalyptic number.

264189267 is a deficient number, since it is larger than the sum of its proper divisors (117558333).

264189267 is a wasteful number, since it uses less digits than its factorization.

264189267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10842 (or 10839 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 264189267 is about 16253.9000550637. The cubic root of 264189267 is about 641.6601325097.

The spelling of 264189267 in words is "two hundred sixty-four million, one hundred eighty-nine thousand, two hundred sixty-seven".