264630593 has 2 divisors, whose sum is σ = 264630594. Its totient is φ = 264630592.

The previous prime is 264630589. The next prime is 264630629. The reversal of 264630593 is 395036462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257057089 + 7573504 = 16033^2 + 2752^2 .

It is a cyclic number.

It is not a de Polignac number, because 264630593 - 2² = 264630589 is a prime.

It is not a weakly prime, because it can be changed into another prime (264630533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132315296 + 132315297.

It is an arithmetic number, because the mean of its divisors is an integer number (132315297).

Almost surely, 2^264630593 is an apocalyptic number.

It is an amenable number.

264630593 is a deficient number, since it is larger than the sum of its proper divisors (1).

264630593 is an equidigital number, since it uses as much as digits as its factorization.

264630593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 264630593 is about 16267.4703933955. The cubic root of 264630593 is about 642.0172297340.

The spelling of 264630593 in words is "two hundred sixty-four million, six hundred thirty thousand, five hundred ninety-three".