264329567 has 2 divisors, whose sum is σ = 264329568. Its totient is φ = 264329566.

The previous prime is 264329543. The next prime is 264329599. The reversal of 264329567 is 765923462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 264329567 - 2²⁰ = 263280991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264329537) 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, 132164783 + 132164784.

It is an arithmetic number, because the mean of its divisors is an integer number (132164784).

Almost surely, 2^264329567 is an apocalyptic number.

264329567 is a deficient number, since it is larger than the sum of its proper divisors (1).

264329567 is an equidigital number, since it uses as much as digits as its factorization.

264329567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 44.

The square root of 264329567 is about 16258.2153694678. The cubic root of 264329567 is about 641.7736988002.

The spelling of 264329567 in words is "two hundred sixty-four million, three hundred twenty-nine thousand, five hundred sixty-seven".