264568897 has 2 divisors, whose sum is σ = 264568898. Its totient is φ = 264568896.

The previous prime is 264568883. The next prime is 264568979. The reversal of 264568897 is 798865462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 260370496 + 4198401 = 16136^2 + 2049^2 .

It is a cyclic number.

It is not a de Polignac number, because 264568897 - 2²³ = 256180289 is a prime.

It is not a weakly prime, because it can be changed into another prime (264568817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132284448 + 132284449.

It is an arithmetic number, because the mean of its divisors is an integer number (132284449).

Almost surely, 2^264568897 is an apocalyptic number.

It is an amenable number.

264568897 is a deficient number, since it is larger than the sum of its proper divisors (1).

264568897 is an equidigital number, since it uses as much as digits as its factorization.

264568897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5806080, while the sum is 55.

The square root of 264568897 is about 16265.5739831092. The cubic root of 264568897 is about 641.9673325381.

It can be divided in two parts, 26456 and 8897, that added together give a palindrome (35353).

The spelling of 264568897 in words is "two hundred sixty-four million, five hundred sixty-eight thousand, eight hundred ninety-seven".