264670169 has 2 divisors, whose sum is σ = 264670170. Its totient is φ = 264670168.

The previous prime is 264670141. The next prime is 264670193. The reversal of 264670169 is 961076462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242954569 + 21715600 = 15587^2 + 4660^2 .

It is a cyclic number.

It is not a de Polignac number, because 264670169 - 2²⁰ = 263621593 is a prime.

It is a super-2 number, since 2×264670169² = 140100596716977122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (264672169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132335084 + 132335085.

It is an arithmetic number, because the mean of its divisors is an integer number (132335085).

Almost surely, 2^264670169 is an apocalyptic number.

It is an amenable number.

264670169 is a deficient number, since it is larger than the sum of its proper divisors (1).

264670169 is an equidigital number, since it uses as much as digits as its factorization.

264670169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 264670169 is about 16268.6867632271. The cubic root of 264670169 is about 642.0492330977.

The spelling of 264670169 in words is "two hundred sixty-four million, six hundred seventy thousand, one hundred sixty-nine".