264696473 has 2 divisors, whose sum is σ = 264696474. Its totient is φ = 264696472.

The previous prime is 264696461. The next prime is 264696517. The reversal of 264696473 is 374696462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 235070224 + 29626249 = 15332^2 + 5443^2 .

It is a cyclic number.

It is not a de Polignac number, because 264696473 - 2¹⁶ = 264630937 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (264696403) 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, 132348236 + 132348237.

It is an arithmetic number, because the mean of its divisors is an integer number (132348237).

Almost surely, 2^264696473 is an apocalyptic number.

It is an amenable number.

264696473 is a deficient number, since it is larger than the sum of its proper divisors (1).

264696473 is an equidigital number, since it uses as much as digits as its factorization.

264696473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 47.

The square root of 264696473 is about 16269.4951673369. The cubic root of 264696473 is about 642.0705022162.

The spelling of 264696473 in words is "two hundred sixty-four million, six hundred ninety-six thousand, four hundred seventy-three".